Home / 940,549.97-1,298,355.28-635,039.73

Finding the Fourth Proportional to 940,549.97, 1,298,355.28 and 635,039.73

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Solution

The fourth proportional to 940,549.97, 1,298,355.28 and 635,039.73 is: 876,622.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,549.97 : 1,298,355.28 = 635,039.73 : x
  2. Step 2: Convert to fraction form
    940,549.97/1,298,355.28 = 635,039.73/x
  3. Step 3: Cross multiply
    940,549.97x = 1,298,355.28 × 635,039.73
  4. Step 4: Simplify right side
    940,549.97x = 824,507,184,867.68
  5. Step 5: Solve for x
    x = 824,507,184,867.68/940,549.97
  6. Step 6: Final answer
    x = 876,622.41

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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.