Home / 706,004.28-1,059,456.78-256,682.03

Finding the Fourth Proportional to 706,004.28, 1,059,456.78 and 256,682.03

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Solution

The fourth proportional to 706,004.28, 1,059,456.78 and 256,682.03 is: 385,186.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,004.28 : 1,059,456.78 = 256,682.03 : x
  2. Step 2: Convert to fraction form
    706,004.28/1,059,456.78 = 256,682.03/x
  3. Step 3: Cross multiply
    706,004.28x = 1,059,456.78 × 256,682.03
  4. Step 4: Simplify right side
    706,004.28x = 271,943,511,690.38
  5. Step 5: Solve for x
    x = 271,943,511,690.38/706,004.28
  6. Step 6: Final answer
    x = 385,186.77

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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.