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Finding the Fourth Proportional to 361.10, 498.33 and 237.10

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Solution

The fourth proportional to 361.10, 498.33 and 237.10 is: 327.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.10 : 498.33 = 237.10 : x
  2. Step 2: Convert to fraction form
    361.10/498.33 = 237.10/x
  3. Step 3: Cross multiply
    361.10x = 498.33 × 237.10
  4. Step 4: Simplify right side
    361.10x = 118,152.80
  5. Step 5: Solve for x
    x = 118,152.80/361.10
  6. Step 6: Final answer
    x = 327.21

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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.