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Finding the Fourth Proportional to 506,308.91, 754,996.91 and 501,752.21

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Solution

The fourth proportional to 506,308.91, 754,996.91 and 501,752.21 is: 748,202.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,308.91 : 754,996.91 = 501,752.21 : x
  2. Step 2: Convert to fraction form
    506,308.91/754,996.91 = 501,752.21/x
  3. Step 3: Cross multiply
    506,308.91x = 754,996.91 × 501,752.21
  4. Step 4: Simplify right side
    506,308.91x = 378,821,361,851.93
  5. Step 5: Solve for x
    x = 378,821,361,851.93/506,308.91
  6. Step 6: Final answer
    x = 748,202.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.