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Finding the Fourth Proportional to 310.26, 462.03 and 302.52

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Solution

The fourth proportional to 310.26, 462.03 and 302.52 is: 450.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    310.26 : 462.03 = 302.52 : x
  2. Step 2: Convert to fraction form
    310.26/462.03 = 302.52/x
  3. Step 3: Cross multiply
    310.26x = 462.03 × 302.52
  4. Step 4: Simplify right side
    310.26x = 139,773.32
  5. Step 5: Solve for x
    x = 139,773.32/310.26
  6. Step 6: Final answer
    x = 450.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.