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Finding the Fourth Proportional to 326,163.66, 450,062.37 and 180,967.11

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Solution

The fourth proportional to 326,163.66, 450,062.37 and 180,967.11 is: 249,710.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,163.66 : 450,062.37 = 180,967.11 : x
  2. Step 2: Convert to fraction form
    326,163.66/450,062.37 = 180,967.11/x
  3. Step 3: Cross multiply
    326,163.66x = 450,062.37 × 180,967.11
  4. Step 4: Simplify right side
    326,163.66x = 81,446,486,418.65
  5. Step 5: Solve for x
    x = 81,446,486,418.65/326,163.66
  6. Step 6: Final answer
    x = 249,710.49

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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.