Home / 558,292.96-837,439.90-137,568.88

Finding the Fourth Proportional to 558,292.96, 837,439.90 and 137,568.88

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Solution

The fourth proportional to 558,292.96, 837,439.90 and 137,568.88 is: 206,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,292.96 : 837,439.90 = 137,568.88 : x
  2. Step 2: Convert to fraction form
    558,292.96/837,439.90 = 137,568.88/x
  3. Step 3: Cross multiply
    558,292.96x = 837,439.90 × 137,568.88
  4. Step 4: Simplify right side
    558,292.96x = 115,205,669,110.31
  5. Step 5: Solve for x
    x = 115,205,669,110.31/558,292.96
  6. Step 6: Final answer
    x = 206,353.43

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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.