Home / 448,105.37-672,438.26-181,865.85

Finding the Fourth Proportional to 448,105.37, 672,438.26 and 181,865.85

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Solution

The fourth proportional to 448,105.37, 672,438.26 and 181,865.85 is: 272,912.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,105.37 : 672,438.26 = 181,865.85 : x
  2. Step 2: Convert to fraction form
    448,105.37/672,438.26 = 181,865.85/x
  3. Step 3: Cross multiply
    448,105.37x = 672,438.26 × 181,865.85
  4. Step 4: Simplify right side
    448,105.37x = 122,293,555,947.11
  5. Step 5: Solve for x
    x = 122,293,555,947.11/448,105.37
  6. Step 6: Final answer
    x = 272,912.50

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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.