Home / 324,640.42-448,005.99-181,406.50

Finding the Fourth Proportional to 324,640.42, 448,005.99 and 181,406.50

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Solution

The fourth proportional to 324,640.42, 448,005.99 and 181,406.50 is: 250,342.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,640.42 : 448,005.99 = 181,406.50 : x
  2. Step 2: Convert to fraction form
    324,640.42/448,005.99 = 181,406.50/x
  3. Step 3: Cross multiply
    324,640.42x = 448,005.99 × 181,406.50
  4. Step 4: Simplify right side
    324,640.42x = 81,271,198,624.94
  5. Step 5: Solve for x
    x = 81,271,198,624.94/324,640.42
  6. Step 6: Final answer
    x = 250,342.21

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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.