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Finding the Fourth Proportional to 499.88, 750.12 and 226.10

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Solution

The fourth proportional to 499.88, 750.12 and 226.10 is: 339.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    499.88 : 750.12 = 226.10 : x
  2. Step 2: Convert to fraction form
    499.88/750.12 = 226.10/x
  3. Step 3: Cross multiply
    499.88x = 750.12 × 226.10
  4. Step 4: Simplify right side
    499.88x = 169,602.13
  5. Step 5: Solve for x
    x = 169,602.13/499.88
  6. Step 6: Final answer
    x = 339.29

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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.