Home / 611,766.14-844,372.31-339,927.48

Finding the Fourth Proportional to 611,766.14, 844,372.31 and 339,927.48

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Solution

The fourth proportional to 611,766.14, 844,372.31 and 339,927.48 is: 469,174.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,766.14 : 844,372.31 = 339,927.48 : x
  2. Step 2: Convert to fraction form
    611,766.14/844,372.31 = 339,927.48/x
  3. Step 3: Cross multiply
    611,766.14x = 844,372.31 × 339,927.48
  4. Step 4: Simplify right side
    611,766.14x = 287,025,349,820.44
  5. Step 5: Solve for x
    x = 287,025,349,820.44/611,766.14
  6. Step 6: Final answer
    x = 469,174.96

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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.