Home / 752,214.66-1,128,508.74-373,313.22

Finding the Fourth Proportional to 752,214.66, 1,128,508.74 and 373,313.22

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Solution

The fourth proportional to 752,214.66, 1,128,508.74 and 373,313.22 is: 560,062.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,214.66 : 1,128,508.74 = 373,313.22 : x
  2. Step 2: Convert to fraction form
    752,214.66/1,128,508.74 = 373,313.22/x
  3. Step 3: Cross multiply
    752,214.66x = 1,128,508.74 × 373,313.22
  4. Step 4: Simplify right side
    752,214.66x = 421,287,231,527.54
  5. Step 5: Solve for x
    x = 421,287,231,527.54/752,214.66
  6. Step 6: Final answer
    x = 560,062.51

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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.