Home / 284,244.05-425,884.31-171,687.79

Finding the Fourth Proportional to 284,244.05, 425,884.31 and 171,687.79

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Solution

The fourth proportional to 284,244.05, 425,884.31 and 171,687.79 is: 257,240.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,244.05 : 425,884.31 = 171,687.79 : x
  2. Step 2: Convert to fraction form
    284,244.05/425,884.31 = 171,687.79/x
  3. Step 3: Cross multiply
    284,244.05x = 425,884.31 × 171,687.79
  4. Step 4: Simplify right side
    284,244.05x = 73,119,135,090.29
  5. Step 5: Solve for x
    x = 73,119,135,090.29/284,244.05
  6. Step 6: Final answer
    x = 257,240.69

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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.