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Finding the Fourth Proportional to 359,246.70, 495,793.62 and 206,304.93

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Solution

The fourth proportional to 359,246.70, 495,793.62 and 206,304.93 is: 284,719.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,246.70 : 495,793.62 = 206,304.93 : x
  2. Step 2: Convert to fraction form
    359,246.70/495,793.62 = 206,304.93/x
  3. Step 3: Cross multiply
    359,246.70x = 495,793.62 × 206,304.93
  4. Step 4: Simplify right side
    359,246.70x = 102,284,668,068.55
  5. Step 5: Solve for x
    x = 102,284,668,068.55/359,246.70
  6. Step 6: Final answer
    x = 284,719.85

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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.