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Finding the Fourth Proportional to 449.86, 675.14 and 334.58

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Solution

The fourth proportional to 449.86, 675.14 and 334.58 is: 502.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    449.86 : 675.14 = 334.58 : x
  2. Step 2: Convert to fraction form
    449.86/675.14 = 334.58/x
  3. Step 3: Cross multiply
    449.86x = 675.14 × 334.58
  4. Step 4: Simplify right side
    449.86x = 225,888.34
  5. Step 5: Solve for x
    x = 225,888.34/449.86
  6. Step 6: Final answer
    x = 502.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.