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Finding the Fourth Proportional to 359,027.32, 495,451.20 and 195,685.24

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Solution

The fourth proportional to 359,027.32, 495,451.20 and 195,685.24 is: 270,042.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,027.32 : 495,451.20 = 195,685.24 : x
  2. Step 2: Convert to fraction form
    359,027.32/495,451.20 = 195,685.24/x
  3. Step 3: Cross multiply
    359,027.32x = 495,451.20 × 195,685.24
  4. Step 4: Simplify right side
    359,027.32x = 96,952,486,980.29
  5. Step 5: Solve for x
    x = 96,952,486,980.29/359,027.32
  6. Step 6: Final answer
    x = 270,042.09

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1.5x scale

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.