Home / 960,032.20-1,440,048.30-661,433.80

Finding the Fourth Proportional to 960,032.20, 1,440,048.30 and 661,433.80

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Solution

The fourth proportional to 960,032.20, 1,440,048.30 and 661,433.80 is: 992,150.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,032.20 : 1,440,048.30 = 661,433.80 : x
  2. Step 2: Convert to fraction form
    960,032.20/1,440,048.30 = 661,433.80/x
  3. Step 3: Cross multiply
    960,032.20x = 1,440,048.30 × 661,433.80
  4. Step 4: Simplify right side
    960,032.20x = 952,496,619,252.54
  5. Step 5: Solve for x
    x = 952,496,619,252.54/960,032.20
  6. Step 6: Final answer
    x = 992,150.70

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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.