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Finding the Fourth Proportional to 471.51, 706.45 and 333.88

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Solution

The fourth proportional to 471.51, 706.45 and 333.88 is: 500.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    471.51 : 706.45 = 333.88 : x
  2. Step 2: Convert to fraction form
    471.51/706.45 = 333.88/x
  3. Step 3: Cross multiply
    471.51x = 706.45 × 333.88
  4. Step 4: Simplify right side
    471.51x = 235,869.53
  5. Step 5: Solve for x
    x = 235,869.53/471.51
  6. Step 6: Final answer
    x = 500.24

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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.