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Finding the Fourth Proportional to 463.07, 693.83 and 202.67

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Solution

The fourth proportional to 463.07, 693.83 and 202.67 is: 303.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.07 : 693.83 = 202.67 : x
  2. Step 2: Convert to fraction form
    463.07/693.83 = 202.67/x
  3. Step 3: Cross multiply
    463.07x = 693.83 × 202.67
  4. Step 4: Simplify right side
    463.07x = 140,614.04
  5. Step 5: Solve for x
    x = 140,614.04/463.07
  6. Step 6: Final answer
    x = 303.66

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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.