Home / 705,233.09-1,057,923.45-231,955.36

Finding the Fourth Proportional to 705,233.09, 1,057,923.45 and 231,955.36

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Solution

The fourth proportional to 705,233.09, 1,057,923.45 and 231,955.36 is: 347,957.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,233.09 : 1,057,923.45 = 231,955.36 : x
  2. Step 2: Convert to fraction form
    705,233.09/1,057,923.45 = 231,955.36/x
  3. Step 3: Cross multiply
    705,233.09x = 1,057,923.45 × 231,955.36
  4. Step 4: Simplify right side
    705,233.09x = 245,391,008,247.80
  5. Step 5: Solve for x
    x = 245,391,008,247.80/705,233.09
  6. Step 6: Final answer
    x = 347,957.31

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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.