Home / 908,906.30-1,363,359.45-269,233.10

Finding the Fourth Proportional to 908,906.30, 1,363,359.45 and 269,233.10

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Solution

The fourth proportional to 908,906.30, 1,363,359.45 and 269,233.10 is: 403,849.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,906.30 : 1,363,359.45 = 269,233.10 : x
  2. Step 2: Convert to fraction form
    908,906.30/1,363,359.45 = 269,233.10/x
  3. Step 3: Cross multiply
    908,906.30x = 1,363,359.45 × 269,233.10
  4. Step 4: Simplify right side
    908,906.30x = 367,061,491,137.80
  5. Step 5: Solve for x
    x = 367,061,491,137.80/908,906.30
  6. Step 6: Final answer
    x = 403,849.65

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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.