Home / 558,281.46-837,422.60-137,557.34

Finding the Fourth Proportional to 558,281.46, 837,422.60 and 137,557.34

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Solution

The fourth proportional to 558,281.46, 837,422.60 and 137,557.34 is: 206,336.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,281.46 : 837,422.60 = 137,557.34 : x
  2. Step 2: Convert to fraction form
    558,281.46/837,422.60 = 137,557.34/x
  3. Step 3: Cross multiply
    558,281.46x = 837,422.60 × 137,557.34
  4. Step 4: Simplify right side
    558,281.46x = 115,193,620,436.98
  5. Step 5: Solve for x
    x = 115,193,620,436.98/558,281.46
  6. Step 6: Final answer
    x = 206,336.10

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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.