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Finding the Fourth Proportional to 510,073.60, 703,873.38 and 283,704.52

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Solution

The fourth proportional to 510,073.60, 703,873.38 and 283,704.52 is: 391,496.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,073.60 : 703,873.38 = 283,704.52 : x
  2. Step 2: Convert to fraction form
    510,073.60/703,873.38 = 283,704.52/x
  3. Step 3: Cross multiply
    510,073.60x = 703,873.38 × 283,704.52
  4. Step 4: Simplify right side
    510,073.60x = 199,692,059,413.68
  5. Step 5: Solve for x
    x = 199,692,059,413.68/510,073.60
  6. Step 6: Final answer
    x = 391,496.56

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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.