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Finding the Fourth Proportional to 534.98, 737.56 and 338.42

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Solution

The fourth proportional to 534.98, 737.56 and 338.42 is: 466.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.98 : 737.56 = 338.42 : x
  2. Step 2: Convert to fraction form
    534.98/737.56 = 338.42/x
  3. Step 3: Cross multiply
    534.98x = 737.56 × 338.42
  4. Step 4: Simplify right side
    534.98x = 249,605.06
  5. Step 5: Solve for x
    x = 249,605.06/534.98
  6. Step 6: Final answer
    x = 466.57

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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.