Home / 778,654.47-1,167,974.31-246,175.44

Finding the Fourth Proportional to 778,654.47, 1,167,974.31 and 246,175.44

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Solution

The fourth proportional to 778,654.47, 1,167,974.31 and 246,175.44 is: 369,260.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,654.47 : 1,167,974.31 = 246,175.44 : x
  2. Step 2: Convert to fraction form
    778,654.47/1,167,974.31 = 246,175.44/x
  3. Step 3: Cross multiply
    778,654.47x = 1,167,974.31 × 246,175.44
  4. Step 4: Simplify right side
    778,654.47x = 287,526,589,672.95
  5. Step 5: Solve for x
    x = 287,526,589,672.95/778,654.47
  6. Step 6: Final answer
    x = 369,260.82

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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.