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Finding the Fourth Proportional to 463.60, 695.34 and 175

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Solution

The fourth proportional to 463.60, 695.34 and 175 is: 262.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.60 : 695.34 = 175 : x
  2. Step 2: Convert to fraction form
    463.60/695.34 = 175/x
  3. Step 3: Cross multiply
    463.60x = 695.34 × 175
  4. Step 4: Simplify right side
    463.60x = 121,684.50
  5. Step 5: Solve for x
    x = 121,684.50/463.60
  6. Step 6: Final answer
    x = 262.48

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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.