Home / 285,072.24-393,139.80-244,773.36

Finding the Fourth Proportional to 285,072.24, 393,139.80 and 244,773.36

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Solution

The fourth proportional to 285,072.24, 393,139.80 and 244,773.36 is: 337,564.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,072.24 : 393,139.80 = 244,773.36 : x
  2. Step 2: Convert to fraction form
    285,072.24/393,139.80 = 244,773.36/x
  3. Step 3: Cross multiply
    285,072.24x = 393,139.80 × 244,773.36
  4. Step 4: Simplify right side
    285,072.24x = 96,230,149,795.73
  5. Step 5: Solve for x
    x = 96,230,149,795.73/285,072.24
  6. Step 6: Final answer
    x = 337,564.08

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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.