Home / 406,786.19-610,185.62-153,998.82

Finding the Fourth Proportional to 406,786.19, 610,185.62 and 153,998.82

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Solution

The fourth proportional to 406,786.19, 610,185.62 and 153,998.82 is: 231,000.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,786.19 : 610,185.62 = 153,998.82 : x
  2. Step 2: Convert to fraction form
    406,786.19/610,185.62 = 153,998.82/x
  3. Step 3: Cross multiply
    406,786.19x = 610,185.62 × 153,998.82
  4. Step 4: Simplify right side
    406,786.19x = 93,967,865,845.97
  5. Step 5: Solve for x
    x = 93,967,865,845.97/406,786.19
  6. Step 6: Final answer
    x = 231,000.63

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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.