Home / 945,334.40-1,418,001.60-314,166.20

Finding the Fourth Proportional to 945,334.40, 1,418,001.60 and 314,166.20

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Solution

The fourth proportional to 945,334.40, 1,418,001.60 and 314,166.20 is: 471,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,334.40 : 1,418,001.60 = 314,166.20 : x
  2. Step 2: Convert to fraction form
    945,334.40/1,418,001.60 = 314,166.20/x
  3. Step 3: Cross multiply
    945,334.40x = 1,418,001.60 × 314,166.20
  4. Step 4: Simplify right side
    945,334.40x = 445,488,174,265.92
  5. Step 5: Solve for x
    x = 445,488,174,265.92/945,334.40
  6. Step 6: Final answer
    x = 471,249.30

Related Problems

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Half scale
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Double scale
Find fourth proportional to 945,335.40, 1,418,003.10 and 314,167.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.