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Finding the Fourth Proportional to 593,470.67, 889,191.78 and 424,125.80

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Solution

The fourth proportional to 593,470.67, 889,191.78 and 424,125.80 is: 635,463.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,470.67 : 889,191.78 = 424,125.80 : x
  2. Step 2: Convert to fraction form
    593,470.67/889,191.78 = 424,125.80/x
  3. Step 3: Cross multiply
    593,470.67x = 889,191.78 × 424,125.80
  4. Step 4: Simplify right side
    593,470.67x = 377,129,175,045.92
  5. Step 5: Solve for x
    x = 377,129,175,045.92/593,470.67
  6. Step 6: Final answer
    x = 635,463.88

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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.