Home / 755,256.80-1,132,885.20-725,732.30

Finding the Fourth Proportional to 755,256.80, 1,132,885.20 and 725,732.30

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Solution

The fourth proportional to 755,256.80, 1,132,885.20 and 725,732.30 is: 1,088,598.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,256.80 : 1,132,885.20 = 725,732.30 : x
  2. Step 2: Convert to fraction form
    755,256.80/1,132,885.20 = 725,732.30/x
  3. Step 3: Cross multiply
    755,256.80x = 1,132,885.20 × 725,732.30
  4. Step 4: Simplify right side
    755,256.80x = 822,171,381,831.96
  5. Step 5: Solve for x
    x = 822,171,381,831.96/755,256.80
  6. Step 6: Final answer
    x = 1,088,598.45

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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.