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Finding the Fourth Proportional to 359,565.91, 495,991.44 and 230,458.39

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Solution

The fourth proportional to 359,565.91, 495,991.44 and 230,458.39 is: 317,898.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,565.91 : 495,991.44 = 230,458.39 : x
  2. Step 2: Convert to fraction form
    359,565.91/495,991.44 = 230,458.39/x
  3. Step 3: Cross multiply
    359,565.91x = 495,991.44 × 230,458.39
  4. Step 4: Simplify right side
    359,565.91x = 114,305,388,716.18
  5. Step 5: Solve for x
    x = 114,305,388,716.18/359,565.91
  6. Step 6: Final answer
    x = 317,898.29

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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.