Home / 677,324.80-1,016,029.44-178,689.28

Finding the Fourth Proportional to 677,324.80, 1,016,029.44 and 178,689.28

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Solution

The fourth proportional to 677,324.80, 1,016,029.44 and 178,689.28 is: 268,045.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,324.80 : 1,016,029.44 = 178,689.28 : x
  2. Step 2: Convert to fraction form
    677,324.80/1,016,029.44 = 178,689.28/x
  3. Step 3: Cross multiply
    677,324.80x = 1,016,029.44 × 178,689.28
  4. Step 4: Simplify right side
    677,324.80x = 181,553,569,092.40
  5. Step 5: Solve for x
    x = 181,553,569,092.40/677,324.80
  6. Step 6: Final answer
    x = 268,045.06

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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.