Home / 823,034.20-1,234,551.30-767,738.20

Finding the Fourth Proportional to 823,034.20, 1,234,551.30 and 767,738.20

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Solution

The fourth proportional to 823,034.20, 1,234,551.30 and 767,738.20 is: 1,151,607.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,034.20 : 1,234,551.30 = 767,738.20 : x
  2. Step 2: Convert to fraction form
    823,034.20/1,234,551.30 = 767,738.20/x
  3. Step 3: Cross multiply
    823,034.20x = 1,234,551.30 × 767,738.20
  4. Step 4: Simplify right side
    823,034.20x = 947,812,192,869.66
  5. Step 5: Solve for x
    x = 947,812,192,869.66/823,034.20
  6. Step 6: Final answer
    x = 1,151,607.30

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Double scale
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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.