Home / 677,734.92-1,016,062.88-335,937.78

Finding the Fourth Proportional to 677,734.92, 1,016,062.88 and 335,937.78

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Solution

The fourth proportional to 677,734.92, 1,016,062.88 and 335,937.78 is: 503,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,734.92 : 1,016,062.88 = 335,937.78 : x
  2. Step 2: Convert to fraction form
    677,734.92/1,016,062.88 = 335,937.78/x
  3. Step 3: Cross multiply
    677,734.92x = 1,016,062.88 × 335,937.78
  4. Step 4: Simplify right side
    677,734.92x = 341,333,906,567.92
  5. Step 5: Solve for x
    x = 341,333,906,567.92/677,734.92
  6. Step 6: Final answer
    x = 503,639.25

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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.