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Finding the Fourth Proportional to 324,651.41, 448,017.99 and 181,411.59

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Solution

The fourth proportional to 324,651.41, 448,017.99 and 181,411.59 is: 250,347.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,651.41 : 448,017.99 = 181,411.59 : x
  2. Step 2: Convert to fraction form
    324,651.41/448,017.99 = 181,411.59/x
  3. Step 3: Cross multiply
    324,651.41x = 448,017.99 × 181,411.59
  4. Step 4: Simplify right side
    324,651.41x = 81,275,655,914.50
  5. Step 5: Solve for x
    x = 81,275,655,914.50/324,651.41
  6. Step 6: Final answer
    x = 250,347.46

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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.