Home / 755,213.62-1,042,199.13-411,048.73

Finding the Fourth Proportional to 755,213.62, 1,042,199.13 and 411,048.73

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Solution

The fourth proportional to 755,213.62, 1,042,199.13 and 411,048.73 is: 567,249.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,213.62 : 1,042,199.13 = 411,048.73 : x
  2. Step 2: Convert to fraction form
    755,213.62/1,042,199.13 = 411,048.73/x
  3. Step 3: Cross multiply
    755,213.62x = 1,042,199.13 × 411,048.73
  4. Step 4: Simplify right side
    755,213.62x = 428,394,631,637.79
  5. Step 5: Solve for x
    x = 428,394,631,637.79/755,213.62
  6. Step 6: Final answer
    x = 567,249.61

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Double scale
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1.5x scale

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.