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Finding the Fourth Proportional to 359,042.52, 495,476.52 and 195,698.80

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Solution

The fourth proportional to 359,042.52, 495,476.52 and 195,698.80 is: 270,063.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,042.52 : 495,476.52 = 195,698.80 : x
  2. Step 2: Convert to fraction form
    359,042.52/495,476.52 = 195,698.80/x
  3. Step 3: Cross multiply
    359,042.52x = 495,476.52 × 195,698.80
  4. Step 4: Simplify right side
    359,042.52x = 96,964,160,392.18
  5. Step 5: Solve for x
    x = 96,964,160,392.18/359,042.52
  6. Step 6: Final answer
    x = 270,063.17

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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.