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Finding the Fourth Proportional to 567,507.97, 782,717.88 and 363,577.71

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Solution

The fourth proportional to 567,507.97, 782,717.88 and 363,577.71 is: 501,453.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,507.97 : 782,717.88 = 363,577.71 : x
  2. Step 2: Convert to fraction form
    567,507.97/782,717.88 = 363,577.71/x
  3. Step 3: Cross multiply
    567,507.97x = 782,717.88 × 363,577.71
  4. Step 4: Simplify right side
    567,507.97x = 284,578,778,685.06
  5. Step 5: Solve for x
    x = 284,578,778,685.06/567,507.97
  6. Step 6: Final answer
    x = 501,453.36

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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.