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Finding the Fourth Proportional to 462.41, 693.62 and 202.35

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Solution

The fourth proportional to 462.41, 693.62 and 202.35 is: 303.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    462.41 : 693.62 = 202.35 : x
  2. Step 2: Convert to fraction form
    462.41/693.62 = 202.35/x
  3. Step 3: Cross multiply
    462.41x = 693.62 × 202.35
  4. Step 4: Simplify right side
    462.41x = 140,354.73
  5. Step 5: Solve for x
    x = 140,354.73/462.41
  6. Step 6: Final answer
    x = 303.53

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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.