Home / 671,118.67-1,006,680.10-165,679.70

Finding the Fourth Proportional to 671,118.67, 1,006,680.10 and 165,679.70

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Solution

The fourth proportional to 671,118.67, 1,006,680.10 and 165,679.70 is: 248,520.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,118.67 : 1,006,680.10 = 165,679.70 : x
  2. Step 2: Convert to fraction form
    671,118.67/1,006,680.10 = 165,679.70/x
  3. Step 3: Cross multiply
    671,118.67x = 1,006,680.10 × 165,679.70
  4. Step 4: Simplify right side
    671,118.67x = 166,786,456,135.57
  5. Step 5: Solve for x
    x = 166,786,456,135.57/671,118.67
  6. Step 6: Final answer
    x = 248,520.07

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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.