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Finding the Fourth Proportional to 359,887.28, 539,510.09 and 182,302.88

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Solution

The fourth proportional to 359,887.28, 539,510.09 and 182,302.88 is: 273,291.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,887.28 : 539,510.09 = 182,302.88 : x
  2. Step 2: Convert to fraction form
    359,887.28/539,510.09 = 182,302.88/x
  3. Step 3: Cross multiply
    359,887.28x = 539,510.09 × 182,302.88
  4. Step 4: Simplify right side
    359,887.28x = 98,354,239,586.99
  5. Step 5: Solve for x
    x = 98,354,239,586.99/359,887.28
  6. Step 6: Final answer
    x = 273,291.80

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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.