Home / 946,185.08-1,418,732.24-647,028.09

Finding the Fourth Proportional to 946,185.08, 1,418,732.24 and 647,028.09

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Solution

The fourth proportional to 946,185.08, 1,418,732.24 and 647,028.09 is: 970,169.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,185.08 : 1,418,732.24 = 647,028.09 : x
  2. Step 2: Convert to fraction form
    946,185.08/1,418,732.24 = 647,028.09/x
  3. Step 3: Cross multiply
    946,185.08x = 1,418,732.24 × 647,028.09
  4. Step 4: Simplify right side
    946,185.08x = 917,959,608,233.48
  5. Step 5: Solve for x
    x = 917,959,608,233.48/946,185.08
  6. Step 6: Final answer
    x = 970,169.19

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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.