Home / 748,168.20-1,031,404.86-461,496.24

Finding the Fourth Proportional to 748,168.20, 1,031,404.86 and 461,496.24

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Solution

The fourth proportional to 748,168.20, 1,031,404.86 and 461,496.24 is: 636,206.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,168.20 : 1,031,404.86 = 461,496.24 : x
  2. Step 2: Convert to fraction form
    748,168.20/1,031,404.86 = 461,496.24/x
  3. Step 3: Cross multiply
    748,168.20x = 1,031,404.86 × 461,496.24
  4. Step 4: Simplify right side
    748,168.20x = 475,989,464,807.73
  5. Step 5: Solve for x
    x = 475,989,464,807.73/748,168.20
  6. Step 6: Final answer
    x = 636,206.49

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.