Home / 677,407.32-1,016,096.40-204,082.20

Finding the Fourth Proportional to 677,407.32, 1,016,096.40 and 204,082.20

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Solution

The fourth proportional to 677,407.32, 1,016,096.40 and 204,082.20 is: 306,118.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,407.32 : 1,016,096.40 = 204,082.20 : x
  2. Step 2: Convert to fraction form
    677,407.32/1,016,096.40 = 204,082.20/x
  3. Step 3: Cross multiply
    677,407.32x = 1,016,096.40 × 204,082.20
  4. Step 4: Simplify right side
    677,407.32x = 207,367,188,724.08
  5. Step 5: Solve for x
    x = 207,367,188,724.08/677,407.32
  6. Step 6: Final answer
    x = 306,118.91

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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.