Home / 501,213.01-691,673.22-271,769.88

Finding the Fourth Proportional to 501,213.01, 691,673.22 and 271,769.88

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Solution

The fourth proportional to 501,213.01, 691,673.22 and 271,769.88 is: 375,042.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,213.01 : 691,673.22 = 271,769.88 : x
  2. Step 2: Convert to fraction form
    501,213.01/691,673.22 = 271,769.88/x
  3. Step 3: Cross multiply
    501,213.01x = 691,673.22 × 271,769.88
  4. Step 4: Simplify right side
    501,213.01x = 187,975,946,639.76
  5. Step 5: Solve for x
    x = 187,975,946,639.76/501,213.01
  6. Step 6: Final answer
    x = 375,042.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.