Home / 804,722.73-1,206,896.82-299,521.63

Finding the Fourth Proportional to 804,722.73, 1,206,896.82 and 299,521.63

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Solution

The fourth proportional to 804,722.73, 1,206,896.82 and 299,521.63 is: 449,212.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,722.73 : 1,206,896.82 = 299,521.63 : x
  2. Step 2: Convert to fraction form
    804,722.73/1,206,896.82 = 299,521.63/x
  3. Step 3: Cross multiply
    804,722.73x = 1,206,896.82 × 299,521.63
  4. Step 4: Simplify right side
    804,722.73x = 361,491,700,874.18
  5. Step 5: Solve for x
    x = 361,491,700,874.18/804,722.73
  6. Step 6: Final answer
    x = 449,212.74

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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.