Home / 980,732.30-1,471,098.45-814,844.30

Finding the Fourth Proportional to 980,732.30, 1,471,098.45 and 814,844.30

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Solution

The fourth proportional to 980,732.30, 1,471,098.45 and 814,844.30 is: 1,222,266.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,732.30 : 1,471,098.45 = 814,844.30 : x
  2. Step 2: Convert to fraction form
    980,732.30/1,471,098.45 = 814,844.30/x
  3. Step 3: Cross multiply
    980,732.30x = 1,471,098.45 × 814,844.30
  4. Step 4: Simplify right side
    980,732.30x = 1,198,716,186,721.34
  5. Step 5: Solve for x
    x = 1,198,716,186,721.34/980,732.30
  6. Step 6: Final answer
    x = 1,222,266.45

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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.