Home / 326,625.31-450,727.69-181,440.50

Finding the Fourth Proportional to 326,625.31, 450,727.69 and 181,440.50

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Solution

The fourth proportional to 326,625.31, 450,727.69 and 181,440.50 is: 250,379.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,625.31 : 450,727.69 = 181,440.50 : x
  2. Step 2: Convert to fraction form
    326,625.31/450,727.69 = 181,440.50/x
  3. Step 3: Cross multiply
    326,625.31x = 450,727.69 × 181,440.50
  4. Step 4: Simplify right side
    326,625.31x = 81,780,257,437.45
  5. Step 5: Solve for x
    x = 81,780,257,437.45/326,625.31
  6. Step 6: Final answer
    x = 250,379.43

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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.