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Finding the Fourth Proportional to 359,104.64, 495,565.96 and 197,956.22

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Solution

The fourth proportional to 359,104.64, 495,565.96 and 197,956.22 is: 273,180.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,104.64 : 495,565.96 = 197,956.22 : x
  2. Step 2: Convert to fraction form
    359,104.64/495,565.96 = 197,956.22/x
  3. Step 3: Cross multiply
    359,104.64x = 495,565.96 × 197,956.22
  4. Step 4: Simplify right side
    359,104.64x = 98,100,364,202.27
  5. Step 5: Solve for x
    x = 98,100,364,202.27/359,104.64
  6. Step 6: Final answer
    x = 273,180.44

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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.