Home / 752,946.10-1,129,336.50-220,472.32

Finding the Fourth Proportional to 752,946.10, 1,129,336.50 and 220,472.32

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Solution

The fourth proportional to 752,946.10, 1,129,336.50 and 220,472.32 is: 330,684.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,946.10 : 1,129,336.50 = 220,472.32 : x
  2. Step 2: Convert to fraction form
    752,946.10/1,129,336.50 = 220,472.32/x
  3. Step 3: Cross multiply
    752,946.10x = 1,129,336.50 × 220,472.32
  4. Step 4: Simplify right side
    752,946.10x = 248,987,438,215.68
  5. Step 5: Solve for x
    x = 248,987,438,215.68/752,946.10
  6. Step 6: Final answer
    x = 330,684.28

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Similar ratio
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1.5x scale

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.