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Finding the Fourth Proportional to 633.33, 948.51 and 531.27

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Solution

The fourth proportional to 633.33, 948.51 and 531.27 is: 795.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    633.33 : 948.51 = 531.27 : x
  2. Step 2: Convert to fraction form
    633.33/948.51 = 531.27/x
  3. Step 3: Cross multiply
    633.33x = 948.51 × 531.27
  4. Step 4: Simplify right side
    633.33x = 503,914.91
  5. Step 5: Solve for x
    x = 503,914.91/633.33
  6. Step 6: Final answer
    x = 795.66

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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.