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Finding the Fourth Proportional to 333.12, 497.11 and 302.52

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Solution

The fourth proportional to 333.12, 497.11 and 302.52 is: 451.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.12 : 497.11 = 302.52 : x
  2. Step 2: Convert to fraction form
    333.12/497.11 = 302.52/x
  3. Step 3: Cross multiply
    333.12x = 497.11 × 302.52
  4. Step 4: Simplify right side
    333.12x = 150,385.72
  5. Step 5: Solve for x
    x = 150,385.72/333.12
  6. Step 6: Final answer
    x = 451.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.