Home / 677,714.31-1,016,578.77-204,403.77

Finding the Fourth Proportional to 677,714.31, 1,016,578.77 and 204,403.77

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Solution

The fourth proportional to 677,714.31, 1,016,578.77 and 204,403.77 is: 306,607.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,714.31 : 1,016,578.77 = 204,403.77 : x
  2. Step 2: Convert to fraction form
    677,714.31/1,016,578.77 = 204,403.77/x
  3. Step 3: Cross multiply
    677,714.31x = 1,016,578.77 × 204,403.77
  4. Step 4: Simplify right side
    677,714.31x = 207,792,533,089.96
  5. Step 5: Solve for x
    x = 207,792,533,089.96/677,714.31
  6. Step 6: Final answer
    x = 306,607.86

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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.