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Finding the Fourth Proportional to 471.50, 706.67 and 240.04

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Solution

The fourth proportional to 471.50, 706.67 and 240.04 is: 359.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    471.50 : 706.67 = 240.04 : x
  2. Step 2: Convert to fraction form
    471.50/706.67 = 240.04/x
  3. Step 3: Cross multiply
    471.50x = 706.67 × 240.04
  4. Step 4: Simplify right side
    471.50x = 169,629.07
  5. Step 5: Solve for x
    x = 169,629.07/471.50
  6. Step 6: Final answer
    x = 359.76

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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.