Home / 681,158.16-1,021,382.46-254,343.04

Finding the Fourth Proportional to 681,158.16, 1,021,382.46 and 254,343.04

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Solution

The fourth proportional to 681,158.16, 1,021,382.46 and 254,343.04 is: 381,382.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,158.16 : 1,021,382.46 = 254,343.04 : x
  2. Step 2: Convert to fraction form
    681,158.16/1,021,382.46 = 254,343.04/x
  3. Step 3: Cross multiply
    681,158.16x = 1,021,382.46 × 254,343.04
  4. Step 4: Simplify right side
    681,158.16x = 259,781,517,325.62
  5. Step 5: Solve for x
    x = 259,781,517,325.62/681,158.16
  6. Step 6: Final answer
    x = 381,382.08

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1.5x scale

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.