Home / 326,120.86-450,051.39-197,041.37

Finding the Fourth Proportional to 326,120.86, 450,051.39 and 197,041.37

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Solution

The fourth proportional to 326,120.86, 450,051.39 and 197,041.37 is: 271,919.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,120.86 : 450,051.39 = 197,041.37 : x
  2. Step 2: Convert to fraction form
    326,120.86/450,051.39 = 197,041.37/x
  3. Step 3: Cross multiply
    326,120.86x = 450,051.39 × 197,041.37
  4. Step 4: Simplify right side
    326,120.86x = 88,678,743,581.13
  5. Step 5: Solve for x
    x = 88,678,743,581.13/326,120.86
  6. Step 6: Final answer
    x = 271,919.88

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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.