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Finding the Fourth Proportional to 359,560.26, 539,200.18 and 134,798.18

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Solution

The fourth proportional to 359,560.26, 539,200.18 and 134,798.18 is: 202,144.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,560.26 : 539,200.18 = 134,798.18 : x
  2. Step 2: Convert to fraction form
    359,560.26/539,200.18 = 134,798.18/x
  3. Step 3: Cross multiply
    359,560.26x = 539,200.18 × 134,798.18
  4. Step 4: Simplify right side
    359,560.26x = 72,683,202,919.67
  5. Step 5: Solve for x
    x = 72,683,202,919.67/359,560.26
  6. Step 6: Final answer
    x = 202,144.71

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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.