Home / 673,249.82-1,009,002.20-273,426.13

Finding the Fourth Proportional to 673,249.82, 1,009,002.20 and 273,426.13

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Solution

The fourth proportional to 673,249.82, 1,009,002.20 and 273,426.13 is: 409,784.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,249.82 : 1,009,002.20 = 273,426.13 : x
  2. Step 2: Convert to fraction form
    673,249.82/1,009,002.20 = 273,426.13/x
  3. Step 3: Cross multiply
    673,249.82x = 1,009,002.20 × 273,426.13
  4. Step 4: Simplify right side
    673,249.82x = 275,887,562,817.85
  5. Step 5: Solve for x
    x = 275,887,562,817.85/673,249.82
  6. Step 6: Final answer
    x = 409,784.83

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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.