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Finding the Fourth Proportional to 534.13, 736.56 and 474.94

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Solution

The fourth proportional to 534.13, 736.56 and 474.94 is: 654.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.13 : 736.56 = 474.94 : x
  2. Step 2: Convert to fraction form
    534.13/736.56 = 474.94/x
  3. Step 3: Cross multiply
    534.13x = 736.56 × 474.94
  4. Step 4: Simplify right side
    534.13x = 349,821.81
  5. Step 5: Solve for x
    x = 349,821.81/534.13
  6. Step 6: Final answer
    x = 654.94

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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.