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Finding the Fourth Proportional to 359,073.03, 495,542.96 and 197,927.71

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Solution

The fourth proportional to 359,073.03, 495,542.96 and 197,927.71 is: 273,152.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,073.03 : 495,542.96 = 197,927.71 : x
  2. Step 2: Convert to fraction form
    359,073.03/495,542.96 = 197,927.71/x
  3. Step 3: Cross multiply
    359,073.03x = 495,542.96 × 197,927.71
  4. Step 4: Simplify right side
    359,073.03x = 98,081,683,279.42
  5. Step 5: Solve for x
    x = 98,081,683,279.42/359,073.03
  6. Step 6: Final answer
    x = 273,152.47

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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.