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Finding the Fourth Proportional to 334.32, 501.06 and 243.06

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Solution

The fourth proportional to 334.32, 501.06 and 243.06 is: 364.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.32 : 501.06 = 243.06 : x
  2. Step 2: Convert to fraction form
    334.32/501.06 = 243.06/x
  3. Step 3: Cross multiply
    334.32x = 501.06 × 243.06
  4. Step 4: Simplify right side
    334.32x = 121,787.64
  5. Step 5: Solve for x
    x = 121,787.64/334.32
  6. Step 6: Final answer
    x = 364.28

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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.