Home / 893,026.20-1,339,712.10-261,960.60

Finding the Fourth Proportional to 893,026.20, 1,339,712.10 and 261,960.60

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Solution

The fourth proportional to 893,026.20, 1,339,712.10 and 261,960.60 is: 392,991.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,026.20 : 1,339,712.10 = 261,960.60 : x
  2. Step 2: Convert to fraction form
    893,026.20/1,339,712.10 = 261,960.60/x
  3. Step 3: Cross multiply
    893,026.20x = 1,339,712.10 × 261,960.60
  4. Step 4: Simplify right side
    893,026.20x = 350,951,785,543.26
  5. Step 5: Solve for x
    x = 350,951,785,543.26/893,026.20
  6. Step 6: Final answer
    x = 392,991.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.