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Finding the Fourth Proportional to 336.53, 502.28 and 292.41

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Solution

The fourth proportional to 336.53, 502.28 and 292.41 is: 436.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.53 : 502.28 = 292.41 : x
  2. Step 2: Convert to fraction form
    336.53/502.28 = 292.41/x
  3. Step 3: Cross multiply
    336.53x = 502.28 × 292.41
  4. Step 4: Simplify right side
    336.53x = 146,870.23
  5. Step 5: Solve for x
    x = 146,870.23/336.53
  6. Step 6: Final answer
    x = 436.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.