Home / 326,829.02-451,073.14-199,578.02

Finding the Fourth Proportional to 326,829.02, 451,073.14 and 199,578.02

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Solution

The fourth proportional to 326,829.02, 451,073.14 and 199,578.02 is: 275,447.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,829.02 : 451,073.14 = 199,578.02 : x
  2. Step 2: Convert to fraction form
    326,829.02/451,073.14 = 199,578.02/x
  3. Step 3: Cross multiply
    326,829.02x = 451,073.14 × 199,578.02
  4. Step 4: Simplify right side
    326,829.02x = 90,024,281,901.02
  5. Step 5: Solve for x
    x = 90,024,281,901.02/326,829.02
  6. Step 6: Final answer
    x = 275,447.64

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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.