Home / 706,387.91-1,058,940.99-256,791.24

Finding the Fourth Proportional to 706,387.91, 1,058,940.99 and 256,791.24

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Solution

The fourth proportional to 706,387.91, 1,058,940.99 and 256,791.24 is: 384,953.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,387.91 : 1,058,940.99 = 256,791.24 : x
  2. Step 2: Convert to fraction form
    706,387.91/1,058,940.99 = 256,791.24/x
  3. Step 3: Cross multiply
    706,387.91x = 1,058,940.99 × 256,791.24
  4. Step 4: Simplify right side
    706,387.91x = 271,926,769,908.93
  5. Step 5: Solve for x
    x = 271,926,769,908.93/706,387.91
  6. Step 6: Final answer
    x = 384,953.89

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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.