Home / 796,016.43-1,098,356.73-469,431.89

Finding the Fourth Proportional to 796,016.43, 1,098,356.73 and 469,431.89

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Solution

The fourth proportional to 796,016.43, 1,098,356.73 and 469,431.89 is: 647,729.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,016.43 : 1,098,356.73 = 469,431.89 : x
  2. Step 2: Convert to fraction form
    796,016.43/1,098,356.73 = 469,431.89/x
  3. Step 3: Cross multiply
    796,016.43x = 1,098,356.73 × 469,431.89
  4. Step 4: Simplify right side
    796,016.43x = 515,603,671,738.65
  5. Step 5: Solve for x
    x = 515,603,671,738.65/796,016.43
  6. Step 6: Final answer
    x = 647,729.94

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Double scale
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Similar ratio
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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.