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Finding the Fourth Proportional to 495.62, 742.59 and 350.63

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Solution

The fourth proportional to 495.62, 742.59 and 350.63 is: 525.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.62 : 742.59 = 350.63 : x
  2. Step 2: Convert to fraction form
    495.62/742.59 = 350.63/x
  3. Step 3: Cross multiply
    495.62x = 742.59 × 350.63
  4. Step 4: Simplify right side
    495.62x = 260,374.33
  5. Step 5: Solve for x
    x = 260,374.33/495.62
  6. Step 6: Final answer
    x = 525.35

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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.