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Finding the Fourth Proportional to 595.27, 821.49 and 374.14

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Solution

The fourth proportional to 595.27, 821.49 and 374.14 is: 516.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.27 : 821.49 = 374.14 : x
  2. Step 2: Convert to fraction form
    595.27/821.49 = 374.14/x
  3. Step 3: Cross multiply
    595.27x = 821.49 × 374.14
  4. Step 4: Simplify right side
    595.27x = 307,352.27
  5. Step 5: Solve for x
    x = 307,352.27/595.27
  6. Step 6: Final answer
    x = 516.32

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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.