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Finding the Fourth Proportional to 336,366.28, 503,978.46 and 202,966.23

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Solution

The fourth proportional to 336,366.28, 503,978.46 and 202,966.23 is: 304,104.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,366.28 : 503,978.46 = 202,966.23 : x
  2. Step 2: Convert to fraction form
    336,366.28/503,978.46 = 202,966.23/x
  3. Step 3: Cross multiply
    336,366.28x = 503,978.46 × 202,966.23
  4. Step 4: Simplify right side
    336,366.28x = 102,290,608,027.41
  5. Step 5: Solve for x
    x = 102,290,608,027.41/336,366.28
  6. Step 6: Final answer
    x = 304,104.82

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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.