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Finding the Fourth Proportional to 338,382.88, 466,968.31 and 202,422.56

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Solution

The fourth proportional to 338,382.88, 466,968.31 and 202,422.56 is: 279,343.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,382.88 : 466,968.31 = 202,422.56 : x
  2. Step 2: Convert to fraction form
    338,382.88/466,968.31 = 202,422.56/x
  3. Step 3: Cross multiply
    338,382.88x = 466,968.31 × 202,422.56
  4. Step 4: Simplify right side
    338,382.88x = 94,524,917,908.18
  5. Step 5: Solve for x
    x = 94,524,917,908.18/338,382.88
  6. Step 6: Final answer
    x = 279,343.09

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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.