Home / 650,986.62-976,006.77-272,015.84

Finding the Fourth Proportional to 650,986.62, 976,006.77 and 272,015.84

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Solution

The fourth proportional to 650,986.62, 976,006.77 and 272,015.84 is: 407,826.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,986.62 : 976,006.77 = 272,015.84 : x
  2. Step 2: Convert to fraction form
    650,986.62/976,006.77 = 272,015.84/x
  3. Step 3: Cross multiply
    650,986.62x = 976,006.77 × 272,015.84
  4. Step 4: Simplify right side
    650,986.62x = 265,489,296,507.20
  5. Step 5: Solve for x
    x = 265,489,296,507.20/650,986.62
  6. Step 6: Final answer
    x = 407,826.04

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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.