Home / 267,845.23-401,767.84-208,725.15

Finding the Fourth Proportional to 267,845.23, 401,767.84 and 208,725.15

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Solution

The fourth proportional to 267,845.23, 401,767.84 and 208,725.15 is: 313,087.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,845.23 : 401,767.84 = 208,725.15 : x
  2. Step 2: Convert to fraction form
    267,845.23/401,767.84 = 208,725.15/x
  3. Step 3: Cross multiply
    267,845.23x = 401,767.84 × 208,725.15
  4. Step 4: Simplify right side
    267,845.23x = 83,859,052,669.18
  5. Step 5: Solve for x
    x = 83,859,052,669.18/267,845.23
  6. Step 6: Final answer
    x = 313,087.73

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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.