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Finding the Fourth Proportional to 557,652.38, 836,476.92 and 158,293.49

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Solution

The fourth proportional to 557,652.38, 836,476.92 and 158,293.49 is: 237,439.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,652.38 : 836,476.92 = 158,293.49 : x
  2. Step 2: Convert to fraction form
    557,652.38/836,476.92 = 158,293.49/x
  3. Step 3: Cross multiply
    557,652.38x = 836,476.92 × 158,293.49
  4. Step 4: Simplify right side
    557,652.38x = 132,408,846,788.87
  5. Step 5: Solve for x
    x = 132,408,846,788.87/557,652.38
  6. Step 6: Final answer
    x = 237,439.76

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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.