Home / 563,057.44-844,615.20-142,336.96

Finding the Fourth Proportional to 563,057.44, 844,615.20 and 142,336.96

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Solution

The fourth proportional to 563,057.44, 844,615.20 and 142,336.96 is: 213,512.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,057.44 : 844,615.20 = 142,336.96 : x
  2. Step 2: Convert to fraction form
    563,057.44/844,615.20 = 142,336.96/x
  3. Step 3: Cross multiply
    563,057.44x = 844,615.20 × 142,336.96
  4. Step 4: Simplify right side
    563,057.44x = 120,219,959,937.79
  5. Step 5: Solve for x
    x = 120,219,959,937.79/563,057.44
  6. Step 6: Final answer
    x = 213,512.78

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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.