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Finding the Fourth Proportional to 359,454.38, 538,877.00 and 240,762.38

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Solution

The fourth proportional to 359,454.38, 538,877.00 and 240,762.38 is: 360,939.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,454.38 : 538,877.00 = 240,762.38 : x
  2. Step 2: Convert to fraction form
    359,454.38/538,877.00 = 240,762.38/x
  3. Step 3: Cross multiply
    359,454.38x = 538,877.00 × 240,762.38
  4. Step 4: Simplify right side
    359,454.38x = 129,741,306,954.78
  5. Step 5: Solve for x
    x = 129,741,306,954.78/359,454.38
  6. Step 6: Final answer
    x = 360,939.57

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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.