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Finding the Fourth Proportional to 332.91, 498.15 and 298.08

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Solution

The fourth proportional to 332.91, 498.15 and 298.08 is: 446.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.91 : 498.15 = 298.08 : x
  2. Step 2: Convert to fraction form
    332.91/498.15 = 298.08/x
  3. Step 3: Cross multiply
    332.91x = 498.15 × 298.08
  4. Step 4: Simplify right side
    332.91x = 148,488.55
  5. Step 5: Solve for x
    x = 148,488.55/332.91
  6. Step 6: Final answer
    x = 446.03

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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.