Home / 276,934.64-382,170.15-149,610.24

Finding the Fourth Proportional to 276,934.64, 382,170.15 and 149,610.24

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Solution

The fourth proportional to 276,934.64, 382,170.15 and 149,610.24 is: 206,462.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,934.64 : 382,170.15 = 149,610.24 : x
  2. Step 2: Convert to fraction form
    276,934.64/382,170.15 = 149,610.24/x
  3. Step 3: Cross multiply
    276,934.64x = 382,170.15 × 149,610.24
  4. Step 4: Simplify right side
    276,934.64x = 57,176,567,862.34
  5. Step 5: Solve for x
    x = 57,176,567,862.34/276,934.64
  6. Step 6: Final answer
    x = 206,462.32

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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.