Home / 453,747.16-680,620.94-187,214.73

Finding the Fourth Proportional to 453,747.16, 680,620.94 and 187,214.73

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Solution

The fourth proportional to 453,747.16, 680,620.94 and 187,214.73 is: 280,822.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,747.16 : 680,620.94 = 187,214.73 : x
  2. Step 2: Convert to fraction form
    453,747.16/680,620.94 = 187,214.73/x
  3. Step 3: Cross multiply
    453,747.16x = 680,620.94 × 187,214.73
  4. Step 4: Simplify right side
    453,747.16x = 127,422,265,514.45
  5. Step 5: Solve for x
    x = 127,422,265,514.45/453,747.16
  6. Step 6: Final answer
    x = 280,822.18

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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.