Home / 752,466.24-1,128,733.92-191,505.60

Finding the Fourth Proportional to 752,466.24, 1,128,733.92 and 191,505.60

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Solution

The fourth proportional to 752,466.24, 1,128,733.92 and 191,505.60 is: 287,267.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,466.24 : 1,128,733.92 = 191,505.60 : x
  2. Step 2: Convert to fraction form
    752,466.24/1,128,733.92 = 191,505.60/x
  3. Step 3: Cross multiply
    752,466.24x = 1,128,733.92 × 191,505.60
  4. Step 4: Simplify right side
    752,466.24x = 216,158,866,589.95
  5. Step 5: Solve for x
    x = 216,158,866,589.95/752,466.24
  6. Step 6: Final answer
    x = 287,267.20

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Double scale
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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.