Home / 276,819.37-382,010.72-149,494.95

Finding the Fourth Proportional to 276,819.37, 382,010.72 and 149,494.95

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Solution

The fourth proportional to 276,819.37, 382,010.72 and 149,494.95 is: 206,303.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,819.37 : 382,010.72 = 149,494.95 : x
  2. Step 2: Convert to fraction form
    276,819.37/382,010.72 = 149,494.95/x
  3. Step 3: Cross multiply
    276,819.37x = 382,010.72 × 149,494.95
  4. Step 4: Simplify right side
    276,819.37x = 57,108,672,738.39
  5. Step 5: Solve for x
    x = 57,108,672,738.39/276,819.37
  6. Step 6: Final answer
    x = 206,303.02

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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.