Home / 826,306.20-1,239,360.90-227,328.24

Finding the Fourth Proportional to 826,306.20, 1,239,360.90 and 227,328.24

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Solution

The fourth proportional to 826,306.20, 1,239,360.90 and 227,328.24 is: 340,965.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,306.20 : 1,239,360.90 = 227,328.24 : x
  2. Step 2: Convert to fraction form
    826,306.20/1,239,360.90 = 227,328.24/x
  3. Step 3: Cross multiply
    826,306.20x = 1,239,360.90 × 227,328.24
  4. Step 4: Simplify right side
    826,306.20x = 281,741,732,121.82
  5. Step 5: Solve for x
    x = 281,741,732,121.82/826,306.20
  6. Step 6: Final answer
    x = 340,965.29

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Double scale
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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.