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Finding the Fourth Proportional to 334.68, 501.84 and 243.60

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Solution

The fourth proportional to 334.68, 501.84 and 243.60 is: 365.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.68 : 501.84 = 243.60 : x
  2. Step 2: Convert to fraction form
    334.68/501.84 = 243.60/x
  3. Step 3: Cross multiply
    334.68x = 501.84 × 243.60
  4. Step 4: Simplify right side
    334.68x = 122,248.22
  5. Step 5: Solve for x
    x = 122,248.22/334.68
  6. Step 6: Final answer
    x = 365.27

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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.