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Finding the Fourth Proportional to 703,794.89, 1,055,682.47 and 277,334.42

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Solution

The fourth proportional to 703,794.89, 1,055,682.47 and 277,334.42 is: 415,997.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,794.89 : 1,055,682.47 = 277,334.42 : x
  2. Step 2: Convert to fraction form
    703,794.89/1,055,682.47 = 277,334.42/x
  3. Step 3: Cross multiply
    703,794.89x = 1,055,682.47 × 277,334.42
  4. Step 4: Simplify right side
    703,794.89x = 292,777,084,134.95
  5. Step 5: Solve for x
    x = 292,777,084,134.95/703,794.89
  6. Step 6: Final answer
    x = 415,997.74

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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.