Home / 492,839.36-739,147.50-226,343.68

Finding the Fourth Proportional to 492,839.36, 739,147.50 and 226,343.68

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Solution

The fourth proportional to 492,839.36, 739,147.50 and 226,343.68 is: 339,464.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,839.36 : 739,147.50 = 226,343.68 : x
  2. Step 2: Convert to fraction form
    492,839.36/739,147.50 = 226,343.68/x
  3. Step 3: Cross multiply
    492,839.36x = 739,147.50 × 226,343.68
  4. Step 4: Simplify right side
    492,839.36x = 167,301,365,212.80
  5. Step 5: Solve for x
    x = 167,301,365,212.80/492,839.36
  6. Step 6: Final answer
    x = 339,464.29

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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.