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Finding the Fourth Proportional to 477.50, 716.22 and 233.94

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Solution

The fourth proportional to 477.50, 716.22 and 233.94 is: 350.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    477.50 : 716.22 = 233.94 : x
  2. Step 2: Convert to fraction form
    477.50/716.22 = 233.94/x
  3. Step 3: Cross multiply
    477.50x = 716.22 × 233.94
  4. Step 4: Simplify right side
    477.50x = 167,551.34
  5. Step 5: Solve for x
    x = 167,551.34/477.50
  6. Step 6: Final answer
    x = 350.90

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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.