Home / 814,930.76-1,124,614.26-452,361.80

Finding the Fourth Proportional to 814,930.76, 1,124,614.26 and 452,361.80

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Solution

The fourth proportional to 814,930.76, 1,124,614.26 and 452,361.80 is: 624,264.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,930.76 : 1,124,614.26 = 452,361.80 : x
  2. Step 2: Convert to fraction form
    814,930.76/1,124,614.26 = 452,361.80/x
  3. Step 3: Cross multiply
    814,930.76x = 1,124,614.26 × 452,361.80
  4. Step 4: Simplify right side
    814,930.76x = 508,732,530,959.27
  5. Step 5: Solve for x
    x = 508,732,530,959.27/814,930.76
  6. Step 6: Final answer
    x = 624,264.73

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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.