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Finding the Fourth Proportional to 333.97, 501.05 and 297.66

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Solution

The fourth proportional to 333.97, 501.05 and 297.66 is: 446.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.97 : 501.05 = 297.66 : x
  2. Step 2: Convert to fraction form
    333.97/501.05 = 297.66/x
  3. Step 3: Cross multiply
    333.97x = 501.05 × 297.66
  4. Step 4: Simplify right side
    333.97x = 149,140.67
  5. Step 5: Solve for x
    x = 149,140.67/333.97
  6. Step 6: Final answer
    x = 446.57

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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.