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Finding the Fourth Proportional to 468.06, 701.92 and 190.34

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Solution

The fourth proportional to 468.06, 701.92 and 190.34 is: 285.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.06 : 701.92 = 190.34 : x
  2. Step 2: Convert to fraction form
    468.06/701.92 = 190.34/x
  3. Step 3: Cross multiply
    468.06x = 701.92 × 190.34
  4. Step 4: Simplify right side
    468.06x = 133,602.81
  5. Step 5: Solve for x
    x = 133,602.81/468.06
  6. Step 6: Final answer
    x = 285.44

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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.