Home / 752,701.88-1,038,256.18-446,561.57

Finding the Fourth Proportional to 752,701.88, 1,038,256.18 and 446,561.57

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Solution

The fourth proportional to 752,701.88, 1,038,256.18 and 446,561.57 is: 615,974.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,701.88 : 1,038,256.18 = 446,561.57 : x
  2. Step 2: Convert to fraction form
    752,701.88/1,038,256.18 = 446,561.57/x
  3. Step 3: Cross multiply
    752,701.88x = 1,038,256.18 × 446,561.57
  4. Step 4: Simplify right side
    752,701.88x = 463,645,311,282.24
  5. Step 5: Solve for x
    x = 463,645,311,282.24/752,701.88
  6. Step 6: Final answer
    x = 615,974.69

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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.