Home / 325,415.27-448,610.87-239,222.16

Finding the Fourth Proportional to 325,415.27, 448,610.87 and 239,222.16

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Solution

The fourth proportional to 325,415.27, 448,610.87 and 239,222.16 is: 329,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,415.27 : 448,610.87 = 239,222.16 : x
  2. Step 2: Convert to fraction form
    325,415.27/448,610.87 = 239,222.16/x
  3. Step 3: Cross multiply
    325,415.27x = 448,610.87 × 239,222.16
  4. Step 4: Simplify right side
    325,415.27x = 107,317,661,918.94
  5. Step 5: Solve for x
    x = 107,317,661,918.94/325,415.27
  6. Step 6: Final answer
    x = 329,786.80

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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.