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Finding the Fourth Proportional to 495.66, 742.35 and 350.10

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Solution

The fourth proportional to 495.66, 742.35 and 350.10 is: 524.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.66 : 742.35 = 350.10 : x
  2. Step 2: Convert to fraction form
    495.66/742.35 = 350.10/x
  3. Step 3: Cross multiply
    495.66x = 742.35 × 350.10
  4. Step 4: Simplify right side
    495.66x = 259,896.74
  5. Step 5: Solve for x
    x = 259,896.74/495.66
  6. Step 6: Final answer
    x = 524.34

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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.