Home / 694,859.94-1,042,469.62-406,914.76

Finding the Fourth Proportional to 694,859.94, 1,042,469.62 and 406,914.76

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Solution

The fourth proportional to 694,859.94, 1,042,469.62 and 406,914.76 is: 610,477.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,859.94 : 1,042,469.62 = 406,914.76 : x
  2. Step 2: Convert to fraction form
    694,859.94/1,042,469.62 = 406,914.76/x
  3. Step 3: Cross multiply
    694,859.94x = 1,042,469.62 × 406,914.76
  4. Step 4: Simplify right side
    694,859.94x = 424,196,275,515.39
  5. Step 5: Solve for x
    x = 424,196,275,515.39/694,859.94
  6. Step 6: Final answer
    x = 610,477.38

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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.