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Finding the Fourth Proportional to 467.28, 701.10 and 346.56

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Solution

The fourth proportional to 467.28, 701.10 and 346.56 is: 519.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.28 : 701.10 = 346.56 : x
  2. Step 2: Convert to fraction form
    467.28/701.10 = 346.56/x
  3. Step 3: Cross multiply
    467.28x = 701.10 × 346.56
  4. Step 4: Simplify right side
    467.28x = 242,973.22
  5. Step 5: Solve for x
    x = 242,973.22/467.28
  6. Step 6: Final answer
    x = 519.97

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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.