Home / 1,008,193.80-1,512,290.70-298,166.58

Finding the Fourth Proportional to 1,008,193.80, 1,512,290.70 and 298,166.58

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Solution

The fourth proportional to 1,008,193.80, 1,512,290.70 and 298,166.58 is: 447,249.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,193.80 : 1,512,290.70 = 298,166.58 : x
  2. Step 2: Convert to fraction form
    1,008,193.80/1,512,290.70 = 298,166.58/x
  3. Step 3: Cross multiply
    1,008,193.80x = 1,512,290.70 × 298,166.58
  4. Step 4: Simplify right side
    1,008,193.80x = 450,914,545,984.81
  5. Step 5: Solve for x
    x = 450,914,545,984.81/1,008,193.80
  6. Step 6: Final answer
    x = 447,249.87

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Double scale
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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.