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Finding the Fourth Proportional to 359,592.41, 539,248.38 and 134,830.37

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Solution

The fourth proportional to 359,592.41, 539,248.38 and 134,830.37 is: 202,192.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,592.41 : 539,248.38 = 134,830.37 : x
  2. Step 2: Convert to fraction form
    359,592.41/539,248.38 = 134,830.37/x
  3. Step 3: Cross multiply
    359,592.41x = 539,248.38 × 134,830.37
  4. Step 4: Simplify right side
    359,592.41x = 72,707,058,597.30
  5. Step 5: Solve for x
    x = 72,707,058,597.30/359,592.41
  6. Step 6: Final answer
    x = 202,192.97

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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.