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Finding the Fourth Proportional to 359,070.27, 495,539.12 and 197,924.91

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Solution

The fourth proportional to 359,070.27, 495,539.12 and 197,924.91 is: 273,148.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,070.27 : 495,539.12 = 197,924.91 : x
  2. Step 2: Convert to fraction form
    359,070.27/495,539.12 = 197,924.91/x
  3. Step 3: Cross multiply
    359,070.27x = 495,539.12 × 197,924.91
  4. Step 4: Simplify right side
    359,070.27x = 98,079,534,737.85
  5. Step 5: Solve for x
    x = 98,079,534,737.85/359,070.27
  6. Step 6: Final answer
    x = 273,148.58

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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.