Home / 940,794.88-1,298,305.92-511,078.24

Finding the Fourth Proportional to 940,794.88, 1,298,305.92 and 511,078.24

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Solution

The fourth proportional to 940,794.88, 1,298,305.92 and 511,078.24 is: 705,292.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,794.88 : 1,298,305.92 = 511,078.24 : x
  2. Step 2: Convert to fraction form
    940,794.88/1,298,305.92 = 511,078.24/x
  3. Step 3: Cross multiply
    940,794.88x = 1,298,305.92 × 511,078.24
  4. Step 4: Simplify right side
    940,794.88x = 663,535,904,575.18
  5. Step 5: Solve for x
    x = 663,535,904,575.18/940,794.88
  6. Step 6: Final answer
    x = 705,292.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.