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Finding the Fourth Proportional to 461.07, 636.82 and 362.70

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Solution

The fourth proportional to 461.07, 636.82 and 362.70 is: 500.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    461.07 : 636.82 = 362.70 : x
  2. Step 2: Convert to fraction form
    461.07/636.82 = 362.70/x
  3. Step 3: Cross multiply
    461.07x = 636.82 × 362.70
  4. Step 4: Simplify right side
    461.07x = 230,973.71
  5. Step 5: Solve for x
    x = 230,973.71/461.07
  6. Step 6: Final answer
    x = 500.95

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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.