Home / 804,477.92-1,207,225.20-449,724.92

Finding the Fourth Proportional to 804,477.92, 1,207,225.20 and 449,724.92

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Solution

The fourth proportional to 804,477.92, 1,207,225.20 and 449,724.92 is: 674,871.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,477.92 : 1,207,225.20 = 449,724.92 : x
  2. Step 2: Convert to fraction form
    804,477.92/1,207,225.20 = 449,724.92/x
  3. Step 3: Cross multiply
    804,477.92x = 1,207,225.20 × 449,724.92
  4. Step 4: Simplify right side
    804,477.92x = 542,919,256,491.98
  5. Step 5: Solve for x
    x = 542,919,256,491.98/804,477.92
  6. Step 6: Final answer
    x = 674,871.54

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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.