Home / 706,219.90-1,058,995.94-256,627.42

Finding the Fourth Proportional to 706,219.90, 1,058,995.94 and 256,627.42

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Solution

The fourth proportional to 706,219.90, 1,058,995.94 and 256,627.42 is: 384,819.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,219.90 : 1,058,995.94 = 256,627.42 : x
  2. Step 2: Convert to fraction form
    706,219.90/1,058,995.94 = 256,627.42/x
  3. Step 3: Cross multiply
    706,219.90x = 1,058,995.94 × 256,627.42
  4. Step 4: Simplify right side
    706,219.90x = 271,767,395,872.68
  5. Step 5: Solve for x
    x = 271,767,395,872.68/706,219.90
  6. Step 6: Final answer
    x = 384,819.79

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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.