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Finding the Fourth Proportional to 636.56, 950.98 and 632.96

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Solution

The fourth proportional to 636.56, 950.98 and 632.96 is: 945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    636.56 : 950.98 = 632.96 : x
  2. Step 2: Convert to fraction form
    636.56/950.98 = 632.96/x
  3. Step 3: Cross multiply
    636.56x = 950.98 × 632.96
  4. Step 4: Simplify right side
    636.56x = 601,932.30
  5. Step 5: Solve for x
    x = 601,932.30/636.56
  6. Step 6: Final answer
    x = 945.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.