Home / 327,602.24-491,092-128,050.56

Finding the Fourth Proportional to 327,602.24, 491,092 and 128,050.56

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Solution

The fourth proportional to 327,602.24, 491,092 and 128,050.56 is: 191,954.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,602.24 : 491,092 = 128,050.56 : x
  2. Step 2: Convert to fraction form
    327,602.24/491,092 = 128,050.56/x
  3. Step 3: Cross multiply
    327,602.24x = 491,092 × 128,050.56
  4. Step 4: Simplify right side
    327,602.24x = 62,884,605,611.52
  5. Step 5: Solve for x
    x = 62,884,605,611.52/327,602.24
  6. Step 6: Final answer
    x = 191,954.14

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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.