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Finding the Fourth Proportional to 632.53, 949.13 and 536.21

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Solution

The fourth proportional to 632.53, 949.13 and 536.21 is: 804.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.53 : 949.13 = 536.21 : x
  2. Step 2: Convert to fraction form
    632.53/949.13 = 536.21/x
  3. Step 3: Cross multiply
    632.53x = 949.13 × 536.21
  4. Step 4: Simplify right side
    632.53x = 508,933.00
  5. Step 5: Solve for x
    x = 508,933.00/632.53
  6. Step 6: Final answer
    x = 804.60

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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.