Home / 706,067.45-1,058,480.29-279,902.63

Finding the Fourth Proportional to 706,067.45, 1,058,480.29 and 279,902.63

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Solution

The fourth proportional to 706,067.45, 1,058,480.29 and 279,902.63 is: 419,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,067.45 : 1,058,480.29 = 279,902.63 : x
  2. Step 2: Convert to fraction form
    706,067.45/1,058,480.29 = 279,902.63/x
  3. Step 3: Cross multiply
    706,067.45x = 1,058,480.29 × 279,902.63
  4. Step 4: Simplify right side
    706,067.45x = 296,271,410,282.25
  5. Step 5: Solve for x
    x = 296,271,410,282.25/706,067.45
  6. Step 6: Final answer
    x = 419,607.80

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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.