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Finding the Fourth Proportional to 506,469.16, 759,712.38 and 417,373.48

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Solution

The fourth proportional to 506,469.16, 759,712.38 and 417,373.48 is: 626,067.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,469.16 : 759,712.38 = 417,373.48 : x
  2. Step 2: Convert to fraction form
    506,469.16/759,712.38 = 417,373.48/x
  3. Step 3: Cross multiply
    506,469.16x = 759,712.38 × 417,373.48
  4. Step 4: Simplify right side
    506,469.16x = 317,083,799,839.68
  5. Step 5: Solve for x
    x = 317,083,799,839.68/506,469.16
  6. Step 6: Final answer
    x = 626,067.34

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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.