Home / 747,669.69-1,031,784.62-461,355.89

Finding the Fourth Proportional to 747,669.69, 1,031,784.62 and 461,355.89

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Solution

The fourth proportional to 747,669.69, 1,031,784.62 and 461,355.89 is: 636,671.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,669.69 : 1,031,784.62 = 461,355.89 : x
  2. Step 2: Convert to fraction form
    747,669.69/1,031,784.62 = 461,355.89/x
  3. Step 3: Cross multiply
    747,669.69x = 1,031,784.62 × 461,355.89
  4. Step 4: Simplify right side
    747,669.69x = 476,019,904,182.71
  5. Step 5: Solve for x
    x = 476,019,904,182.71/747,669.69
  6. Step 6: Final answer
    x = 636,671.39

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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.