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Finding the Fourth Proportional to 359,738.40, 539,560.08 and 93,517.32

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Solution

The fourth proportional to 359,738.40, 539,560.08 and 93,517.32 is: 140,263.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,738.40 : 539,560.08 = 93,517.32 : x
  2. Step 2: Convert to fraction form
    359,738.40/539,560.08 = 93,517.32/x
  3. Step 3: Cross multiply
    359,738.40x = 539,560.08 × 93,517.32
  4. Step 4: Simplify right side
    359,738.40x = 50,458,212,660.59
  5. Step 5: Solve for x
    x = 50,458,212,660.59/359,738.40
  6. Step 6: Final answer
    x = 140,263.63

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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.