Home / 284,250.22-426,336.45-84,601.42

Finding the Fourth Proportional to 284,250.22, 426,336.45 and 84,601.42

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Solution

The fourth proportional to 284,250.22, 426,336.45 and 84,601.42 is: 126,890.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,250.22 : 426,336.45 = 84,601.42 : x
  2. Step 2: Convert to fraction form
    284,250.22/426,336.45 = 84,601.42/x
  3. Step 3: Cross multiply
    284,250.22x = 426,336.45 × 84,601.42
  4. Step 4: Simplify right side
    284,250.22x = 36,068,669,067.76
  5. Step 5: Solve for x
    x = 36,068,669,067.76/284,250.22
  6. Step 6: Final answer
    x = 126,890.56

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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.