Home / 893,761.06-1,233,398.28-485,863.68

Finding the Fourth Proportional to 893,761.06, 1,233,398.28 and 485,863.68

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Solution

The fourth proportional to 893,761.06, 1,233,398.28 and 485,863.68 is: 670,496.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,761.06 : 1,233,398.28 = 485,863.68 : x
  2. Step 2: Convert to fraction form
    893,761.06/1,233,398.28 = 485,863.68/x
  3. Step 3: Cross multiply
    893,761.06x = 1,233,398.28 × 485,863.68
  4. Step 4: Simplify right side
    893,761.06x = 599,263,427,226.47
  5. Step 5: Solve for x
    x = 599,263,427,226.47/893,761.06
  6. Step 6: Final answer
    x = 670,496.24

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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.