Home / 558,283.46-837,425.64-137,559.38

Finding the Fourth Proportional to 558,283.46, 837,425.64 and 137,559.38

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Solution

The fourth proportional to 558,283.46, 837,425.64 and 137,559.38 is: 206,339.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,283.46 : 837,425.64 = 137,559.38 : x
  2. Step 2: Convert to fraction form
    558,283.46/837,425.64 = 137,559.38/x
  3. Step 3: Cross multiply
    558,283.46x = 837,425.64 × 137,559.38
  4. Step 4: Simplify right side
    558,283.46x = 115,195,751,834.50
  5. Step 5: Solve for x
    x = 115,195,751,834.50/558,283.46
  6. Step 6: Final answer
    x = 206,339.18

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Double scale
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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.