Home / 885,186.28-1,327,777.03-379,419.31

Finding the Fourth Proportional to 885,186.28, 1,327,777.03 and 379,419.31

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Solution

The fourth proportional to 885,186.28, 1,327,777.03 and 379,419.31 is: 569,127.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,186.28 : 1,327,777.03 = 379,419.31 : x
  2. Step 2: Convert to fraction form
    885,186.28/1,327,777.03 = 379,419.31/x
  3. Step 3: Cross multiply
    885,186.28x = 1,327,777.03 × 379,419.31
  4. Step 4: Simplify right side
    885,186.28x = 503,784,244,556.45
  5. Step 5: Solve for x
    x = 503,784,244,556.45/885,186.28
  6. Step 6: Final answer
    x = 569,127.94

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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.