Home / 883,331.28-1,324,718.04-284,158.86

Finding the Fourth Proportional to 883,331.28, 1,324,718.04 and 284,158.86

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Solution

The fourth proportional to 883,331.28, 1,324,718.04 and 284,158.86 is: 426,148.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,331.28 : 1,324,718.04 = 284,158.86 : x
  2. Step 2: Convert to fraction form
    883,331.28/1,324,718.04 = 284,158.86/x
  3. Step 3: Cross multiply
    883,331.28x = 1,324,718.04 × 284,158.86
  4. Step 4: Simplify right side
    883,331.28x = 376,430,368,067.83
  5. Step 5: Solve for x
    x = 376,430,368,067.83/883,331.28
  6. Step 6: Final answer
    x = 426,148.58

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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.