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Finding the Fourth Proportional to 363,304.67, 544,960.04 and 126,646.97

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Solution

The fourth proportional to 363,304.67, 544,960.04 and 126,646.97 is: 189,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,304.67 : 544,960.04 = 126,646.97 : x
  2. Step 2: Convert to fraction form
    363,304.67/544,960.04 = 126,646.97/x
  3. Step 3: Cross multiply
    363,304.67x = 544,960.04 × 126,646.97
  4. Step 4: Simplify right side
    363,304.67x = 69,017,534,479.04
  5. Step 5: Solve for x
    x = 69,017,534,479.04/363,304.67
  6. Step 6: Final answer
    x = 189,971.51

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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.