Home / 326,174.04-449,703.60-211,249.68

Finding the Fourth Proportional to 326,174.04, 449,703.60 and 211,249.68

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Solution

The fourth proportional to 326,174.04, 449,703.60 and 211,249.68 is: 291,254.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,174.04 : 449,703.60 = 211,249.68 : x
  2. Step 2: Convert to fraction form
    326,174.04/449,703.60 = 211,249.68/x
  3. Step 3: Cross multiply
    326,174.04x = 449,703.60 × 211,249.68
  4. Step 4: Simplify right side
    326,174.04x = 94,999,741,594.85
  5. Step 5: Solve for x
    x = 94,999,741,594.85/326,174.04
  6. Step 6: Final answer
    x = 291,254.76

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1.5x scale

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.