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Finding the Fourth Proportional to 434.57, 650.82 and 377.25

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Solution

The fourth proportional to 434.57, 650.82 and 377.25 is: 564.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.57 : 650.82 = 377.25 : x
  2. Step 2: Convert to fraction form
    434.57/650.82 = 377.25/x
  3. Step 3: Cross multiply
    434.57x = 650.82 × 377.25
  4. Step 4: Simplify right side
    434.57x = 245,521.85
  5. Step 5: Solve for x
    x = 245,521.85/434.57
  6. Step 6: Final answer
    x = 564.98

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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.