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Finding the Fourth Proportional to 359,104.14, 495,766.17 and 238,410.45

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Solution

The fourth proportional to 359,104.14, 495,766.17 and 238,410.45 is: 329,140.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,104.14 : 495,766.17 = 238,410.45 : x
  2. Step 2: Convert to fraction form
    359,104.14/495,766.17 = 238,410.45/x
  3. Step 3: Cross multiply
    359,104.14x = 495,766.17 × 238,410.45
  4. Step 4: Simplify right side
    359,104.14x = 118,195,835,684.48
  5. Step 5: Solve for x
    x = 118,195,835,684.48/359,104.14
  6. Step 6: Final answer
    x = 329,140.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.