Home / 752,917.46-1,039,028.13-413,407.70

Finding the Fourth Proportional to 752,917.46, 1,039,028.13 and 413,407.70

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Solution

The fourth proportional to 752,917.46, 1,039,028.13 and 413,407.70 is: 570,503.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,917.46 : 1,039,028.13 = 413,407.70 : x
  2. Step 2: Convert to fraction form
    752,917.46/1,039,028.13 = 413,407.70/x
  3. Step 3: Cross multiply
    752,917.46x = 1,039,028.13 × 413,407.70
  4. Step 4: Simplify right side
    752,917.46x = 429,542,229,458.60
  5. Step 5: Solve for x
    x = 429,542,229,458.60/752,917.46
  6. Step 6: Final answer
    x = 570,503.74

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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.