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Finding the Fourth Proportional to 556.65, 834.57 and 232.25

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Solution

The fourth proportional to 556.65, 834.57 and 232.25 is: 348.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.65 : 834.57 = 232.25 : x
  2. Step 2: Convert to fraction form
    556.65/834.57 = 232.25/x
  3. Step 3: Cross multiply
    556.65x = 834.57 × 232.25
  4. Step 4: Simplify right side
    556.65x = 193,824.71
  5. Step 5: Solve for x
    x = 193,824.71/556.65
  6. Step 6: Final answer
    x = 348.20

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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.