Home / 903,989.24-1,247,414.30-541,403.80

Finding the Fourth Proportional to 903,989.24, 1,247,414.30 and 541,403.80

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Solution

The fourth proportional to 903,989.24, 1,247,414.30 and 541,403.80 is: 747,082.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,989.24 : 1,247,414.30 = 541,403.80 : x
  2. Step 2: Convert to fraction form
    903,989.24/1,247,414.30 = 541,403.80/x
  3. Step 3: Cross multiply
    903,989.24x = 1,247,414.30 × 541,403.80
  4. Step 4: Simplify right side
    903,989.24x = 675,354,842,194.34
  5. Step 5: Solve for x
    x = 675,354,842,194.34/903,989.24
  6. Step 6: Final answer
    x = 747,082.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.