Home / 671,789.92-1,007,334.96-250,719.52

Finding the Fourth Proportional to 671,789.92, 1,007,334.96 and 250,719.52

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Solution

The fourth proportional to 671,789.92, 1,007,334.96 and 250,719.52 is: 375,948.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,789.92 : 1,007,334.96 = 250,719.52 : x
  2. Step 2: Convert to fraction form
    671,789.92/1,007,334.96 = 250,719.52/x
  3. Step 3: Cross multiply
    671,789.92x = 1,007,334.96 × 250,719.52
  4. Step 4: Simplify right side
    671,789.92x = 252,558,537,650.42
  5. Step 5: Solve for x
    x = 252,558,537,650.42/671,789.92
  6. Step 6: Final answer
    x = 375,948.69

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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.