Home / 752,017.89-1,037,917.38-446,262.87

Finding the Fourth Proportional to 752,017.89, 1,037,917.38 and 446,262.87

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Solution

The fourth proportional to 752,017.89, 1,037,917.38 and 446,262.87 is: 615,921.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,017.89 : 1,037,917.38 = 446,262.87 : x
  2. Step 2: Convert to fraction form
    752,017.89/1,037,917.38 = 446,262.87/x
  3. Step 3: Cross multiply
    752,017.89x = 1,037,917.38 × 446,262.87
  4. Step 4: Simplify right side
    752,017.89x = 463,183,988,821.68
  5. Step 5: Solve for x
    x = 463,183,988,821.68/752,017.89
  6. Step 6: Final answer
    x = 615,921.50

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1.5x scale

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.