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Finding the Fourth Proportional to 363.04, 501.36 and 342.60

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Solution

The fourth proportional to 363.04, 501.36 and 342.60 is: 473.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.04 : 501.36 = 342.60 : x
  2. Step 2: Convert to fraction form
    363.04/501.36 = 342.60/x
  3. Step 3: Cross multiply
    363.04x = 501.36 × 342.60
  4. Step 4: Simplify right side
    363.04x = 171,765.94
  5. Step 5: Solve for x
    x = 171,765.94/363.04
  6. Step 6: Final answer
    x = 473.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.