Home / 276,818.02-382,008.88-149,493.61

Finding the Fourth Proportional to 276,818.02, 382,008.88 and 149,493.61

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Solution

The fourth proportional to 276,818.02, 382,008.88 and 149,493.61 is: 206,301.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,818.02 : 382,008.88 = 149,493.61 : x
  2. Step 2: Convert to fraction form
    276,818.02/382,008.88 = 149,493.61/x
  3. Step 3: Cross multiply
    276,818.02x = 382,008.88 × 149,493.61
  4. Step 4: Simplify right side
    276,818.02x = 57,107,885,775.79
  5. Step 5: Solve for x
    x = 57,107,885,775.79/276,818.02
  6. Step 6: Final answer
    x = 206,301.19

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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.