Home / 1,038,691.70-1,558,037.55-328,775.30

Finding the Fourth Proportional to 1,038,691.70, 1,558,037.55 and 328,775.30

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Solution

The fourth proportional to 1,038,691.70, 1,558,037.55 and 328,775.30 is: 493,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,691.70 : 1,558,037.55 = 328,775.30 : x
  2. Step 2: Convert to fraction form
    1,038,691.70/1,558,037.55 = 328,775.30/x
  3. Step 3: Cross multiply
    1,038,691.70x = 1,558,037.55 × 328,775.30
  4. Step 4: Simplify right side
    1,038,691.70x = 512,244,262,912.52
  5. Step 5: Solve for x
    x = 512,244,262,912.52/1,038,691.70
  6. Step 6: Final answer
    x = 493,162.95

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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.