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Finding the Fourth Proportional to 362.64, 500.46 and 207.36

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Solution

The fourth proportional to 362.64, 500.46 and 207.36 is: 286.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.64 : 500.46 = 207.36 : x
  2. Step 2: Convert to fraction form
    362.64/500.46 = 207.36/x
  3. Step 3: Cross multiply
    362.64x = 500.46 × 207.36
  4. Step 4: Simplify right side
    362.64x = 103,775.39
  5. Step 5: Solve for x
    x = 103,775.39/362.64
  6. Step 6: Final answer
    x = 286.17

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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.