Home / 893,494.68-1,233,018.09-485,590.02

Finding the Fourth Proportional to 893,494.68, 1,233,018.09 and 485,590.02

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Solution

The fourth proportional to 893,494.68, 1,233,018.09 and 485,590.02 is: 670,111.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,494.68 : 1,233,018.09 = 485,590.02 : x
  2. Step 2: Convert to fraction form
    893,494.68/1,233,018.09 = 485,590.02/x
  3. Step 3: Cross multiply
    893,494.68x = 1,233,018.09 × 485,590.02
  4. Step 4: Simplify right side
    893,494.68x = 598,741,278,983.46
  5. Step 5: Solve for x
    x = 598,741,278,983.46/893,494.68
  6. Step 6: Final answer
    x = 670,111.74

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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.