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Finding the Fourth Proportional to 359,169.05, 539,104.19 and 296,626.32

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Solution

The fourth proportional to 359,169.05, 539,104.19 and 296,626.32 is: 445,229.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,169.05 : 539,104.19 = 296,626.32 : x
  2. Step 2: Convert to fraction form
    359,169.05/539,104.19 = 296,626.32/x
  3. Step 3: Cross multiply
    359,169.05x = 539,104.19 × 296,626.32
  4. Step 4: Simplify right side
    359,169.05x = 159,912,490,493.15
  5. Step 5: Solve for x
    x = 159,912,490,493.15/359,169.05
  6. Step 6: Final answer
    x = 445,229.03

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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.