Home / 658,372.20-987,558.30-237,661.80

Finding the Fourth Proportional to 658,372.20, 987,558.30 and 237,661.80

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Solution

The fourth proportional to 658,372.20, 987,558.30 and 237,661.80 is: 356,492.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,372.20 : 987,558.30 = 237,661.80 : x
  2. Step 2: Convert to fraction form
    658,372.20/987,558.30 = 237,661.80/x
  3. Step 3: Cross multiply
    658,372.20x = 987,558.30 × 237,661.80
  4. Step 4: Simplify right side
    658,372.20x = 234,704,883,182.94
  5. Step 5: Solve for x
    x = 234,704,883,182.94/658,372.20
  6. Step 6: Final answer
    x = 356,492.70

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Similar ratio
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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.