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Finding the Fourth Proportional to 534.68, 737.93 and 324.94

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Solution

The fourth proportional to 534.68, 737.93 and 324.94 is: 448.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.68 : 737.93 = 324.94 : x
  2. Step 2: Convert to fraction form
    534.68/737.93 = 324.94/x
  3. Step 3: Cross multiply
    534.68x = 737.93 × 324.94
  4. Step 4: Simplify right side
    534.68x = 239,782.97
  5. Step 5: Solve for x
    x = 239,782.97/534.68
  6. Step 6: Final answer
    x = 448.46

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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.