Home / 752,258.66-1,128,395.30-191,293.16

Finding the Fourth Proportional to 752,258.66, 1,128,395.30 and 191,293.16

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Solution

The fourth proportional to 752,258.66, 1,128,395.30 and 191,293.16 is: 286,941.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,258.66 : 1,128,395.30 = 191,293.16 : x
  2. Step 2: Convert to fraction form
    752,258.66/1,128,395.30 = 191,293.16/x
  3. Step 3: Cross multiply
    752,258.66x = 1,128,395.30 × 191,293.16
  4. Step 4: Simplify right side
    752,258.66x = 215,854,296,067.71
  5. Step 5: Solve for x
    x = 215,854,296,067.71/752,258.66
  6. Step 6: Final answer
    x = 286,941.59

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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.