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Finding the Fourth Proportional to 359,127.25, 495,582.84 and 195,780.37

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Solution

The fourth proportional to 359,127.25, 495,582.84 and 195,780.37 is: 270,169.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,127.25 : 495,582.84 = 195,780.37 : x
  2. Step 2: Convert to fraction form
    359,127.25/495,582.84 = 195,780.37/x
  3. Step 3: Cross multiply
    359,127.25x = 495,582.84 × 195,780.37
  4. Step 4: Simplify right side
    359,127.25x = 97,025,391,780.85
  5. Step 5: Solve for x
    x = 97,025,391,780.85/359,127.25
  6. Step 6: Final answer
    x = 270,169.95

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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.