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Finding the Fourth Proportional to 502.32, 693.33 and 336.54

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Solution

The fourth proportional to 502.32, 693.33 and 336.54 is: 464.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.32 : 693.33 = 336.54 : x
  2. Step 2: Convert to fraction form
    502.32/693.33 = 336.54/x
  3. Step 3: Cross multiply
    502.32x = 693.33 × 336.54
  4. Step 4: Simplify right side
    502.32x = 233,333.28
  5. Step 5: Solve for x
    x = 233,333.28/502.32
  6. Step 6: Final answer
    x = 464.51

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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.