Home / 276,823.38-382,016.23-149,498.95

Finding the Fourth Proportional to 276,823.38, 382,016.23 and 149,498.95

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Solution

The fourth proportional to 276,823.38, 382,016.23 and 149,498.95 is: 206,308.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,823.38 : 382,016.23 = 149,498.95 : x
  2. Step 2: Convert to fraction form
    276,823.38/382,016.23 = 149,498.95/x
  3. Step 3: Cross multiply
    276,823.38x = 382,016.23 × 149,498.95
  4. Step 4: Simplify right side
    276,823.38x = 57,111,025,267.96
  5. Step 5: Solve for x
    x = 57,111,025,267.96/276,823.38
  6. Step 6: Final answer
    x = 206,308.53

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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.