Home / 558,290.96-837,436.90-137,566.88

Finding the Fourth Proportional to 558,290.96, 837,436.90 and 137,566.88

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Solution

The fourth proportional to 558,290.96, 837,436.90 and 137,566.88 is: 206,350.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,290.96 : 837,436.90 = 137,566.88 : x
  2. Step 2: Convert to fraction form
    558,290.96/837,436.90 = 137,566.88/x
  3. Step 3: Cross multiply
    558,290.96x = 837,436.90 × 137,566.88
  4. Step 4: Simplify right side
    558,290.96x = 115,203,581,529.87
  5. Step 5: Solve for x
    x = 115,203,581,529.87/558,290.96
  6. Step 6: Final answer
    x = 206,350.43

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Similar ratio
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1.5x scale

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.