Home / 672,343.77-1,008,713.16-199,041.43

Finding the Fourth Proportional to 672,343.77, 1,008,713.16 and 199,041.43

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Solution

The fourth proportional to 672,343.77, 1,008,713.16 and 199,041.43 is: 298,620.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,343.77 : 1,008,713.16 = 199,041.43 : x
  2. Step 2: Convert to fraction form
    672,343.77/1,008,713.16 = 199,041.43/x
  3. Step 3: Cross multiply
    672,343.77x = 1,008,713.16 × 199,041.43
  4. Step 4: Simplify right side
    672,343.77x = 200,775,709,826.22
  5. Step 5: Solve for x
    x = 200,775,709,826.22/672,343.77
  6. Step 6: Final answer
    x = 298,620.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.