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Finding the Fourth Proportional to 308,064.60, 461,452.28 and 247,767.19

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Solution

The fourth proportional to 308,064.60, 461,452.28 and 247,767.19 is: 371,132.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,064.60 : 461,452.28 = 247,767.19 : x
  2. Step 2: Convert to fraction form
    308,064.60/461,452.28 = 247,767.19/x
  3. Step 3: Cross multiply
    308,064.60x = 461,452.28 × 247,767.19
  4. Step 4: Simplify right side
    308,064.60x = 114,332,732,342.23
  5. Step 5: Solve for x
    x = 114,332,732,342.23/308,064.60
  6. Step 6: Final answer
    x = 371,132.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.