Home / 749,891.40-1,124,837.10-251,255.40

Finding the Fourth Proportional to 749,891.40, 1,124,837.10 and 251,255.40

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Solution

The fourth proportional to 749,891.40, 1,124,837.10 and 251,255.40 is: 376,883.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,891.40 : 1,124,837.10 = 251,255.40 : x
  2. Step 2: Convert to fraction form
    749,891.40/1,124,837.10 = 251,255.40/x
  3. Step 3: Cross multiply
    749,891.40x = 1,124,837.10 × 251,255.40
  4. Step 4: Simplify right side
    749,891.40x = 282,621,395,495.34
  5. Step 5: Solve for x
    x = 282,621,395,495.34/749,891.40
  6. Step 6: Final answer
    x = 376,883.10

Related Problems

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Half scale
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Double scale
Find fourth proportional to 749,892.40, 1,124,838.60 and 251,256.40
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.