Home / 965,866.40-1,449,753.12-725,143.04

Finding the Fourth Proportional to 965,866.40, 1,449,753.12 and 725,143.04

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Solution

The fourth proportional to 965,866.40, 1,449,753.12 and 725,143.04 is: 1,088,430.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,866.40 : 1,449,753.12 = 725,143.04 : x
  2. Step 2: Convert to fraction form
    965,866.40/1,449,753.12 = 725,143.04/x
  3. Step 3: Cross multiply
    965,866.40x = 1,449,753.12 × 725,143.04
  4. Step 4: Simplify right side
    965,866.40x = 1,051,278,384,686.28
  5. Step 5: Solve for x
    x = 1,051,278,384,686.28/965,866.40
  6. Step 6: Final answer
    x = 1,088,430.43

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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.