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Finding the Fourth Proportional to 622.10, 933.52 and 232.38

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Solution

The fourth proportional to 622.10, 933.52 and 232.38 is: 348.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.10 : 933.52 = 232.38 : x
  2. Step 2: Convert to fraction form
    622.10/933.52 = 232.38/x
  3. Step 3: Cross multiply
    622.10x = 933.52 × 232.38
  4. Step 4: Simplify right side
    622.10x = 216,931.38
  5. Step 5: Solve for x
    x = 216,931.38/622.10
  6. Step 6: Final answer
    x = 348.71

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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.