Home / 888,128.32-1,225,616.22-480,229.19

Finding the Fourth Proportional to 888,128.32, 1,225,616.22 and 480,229.19

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Solution

The fourth proportional to 888,128.32, 1,225,616.22 and 480,229.19 is: 662,715.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,128.32 : 1,225,616.22 = 480,229.19 : x
  2. Step 2: Convert to fraction form
    888,128.32/1,225,616.22 = 480,229.19/x
  3. Step 3: Cross multiply
    888,128.32x = 1,225,616.22 × 480,229.19
  4. Step 4: Simplify right side
    888,128.32x = 588,576,676,052.24
  5. Step 5: Solve for x
    x = 588,576,676,052.24/888,128.32
  6. Step 6: Final answer
    x = 662,715.81

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1.5x scale

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.