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Finding the Fourth Proportional to 534.15, 736.89 and 377.01

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Solution

The fourth proportional to 534.15, 736.89 and 377.01 is: 520.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.15 : 736.89 = 377.01 : x
  2. Step 2: Convert to fraction form
    534.15/736.89 = 377.01/x
  3. Step 3: Cross multiply
    534.15x = 736.89 × 377.01
  4. Step 4: Simplify right side
    534.15x = 277,814.90
  5. Step 5: Solve for x
    x = 277,814.90/534.15
  6. Step 6: Final answer
    x = 520.11

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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.