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Finding the Fourth Proportional to 534.58, 738.12 and 377.26

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Solution

The fourth proportional to 534.58, 738.12 and 377.26 is: 520.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.58 : 738.12 = 377.26 : x
  2. Step 2: Convert to fraction form
    534.58/738.12 = 377.26/x
  3. Step 3: Cross multiply
    534.58x = 738.12 × 377.26
  4. Step 4: Simplify right side
    534.58x = 278,463.15
  5. Step 5: Solve for x
    x = 278,463.15/534.58
  6. Step 6: Final answer
    x = 520.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.