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Finding the Fourth Proportional to 460.49, 690.06 and 363.24

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Solution

The fourth proportional to 460.49, 690.06 and 363.24 is: 544.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.49 : 690.06 = 363.24 : x
  2. Step 2: Convert to fraction form
    460.49/690.06 = 363.24/x
  3. Step 3: Cross multiply
    460.49x = 690.06 × 363.24
  4. Step 4: Simplify right side
    460.49x = 250,657.39
  5. Step 5: Solve for x
    x = 250,657.39/460.49
  6. Step 6: Final answer
    x = 544.32

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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.