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Finding the Fourth Proportional to 502.04, 693.02 and 336.20

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Solution

The fourth proportional to 502.04, 693.02 and 336.20 is: 464.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.04 : 693.02 = 336.20 : x
  2. Step 2: Convert to fraction form
    502.04/693.02 = 336.20/x
  3. Step 3: Cross multiply
    502.04x = 693.02 × 336.20
  4. Step 4: Simplify right side
    502.04x = 232,993.32
  5. Step 5: Solve for x
    x = 232,993.32/502.04
  6. Step 6: Final answer
    x = 464.09

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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.