Home / 397,890.86-597,000.45-161,173.22

Finding the Fourth Proportional to 397,890.86, 597,000.45 and 161,173.22

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Solution

The fourth proportional to 397,890.86, 597,000.45 and 161,173.22 is: 241,826.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,890.86 : 597,000.45 = 161,173.22 : x
  2. Step 2: Convert to fraction form
    397,890.86/597,000.45 = 161,173.22/x
  3. Step 3: Cross multiply
    397,890.86x = 597,000.45 × 161,173.22
  4. Step 4: Simplify right side
    397,890.86x = 96,220,484,867.95
  5. Step 5: Solve for x
    x = 96,220,484,867.95/397,890.86
  6. Step 6: Final answer
    x = 241,826.33

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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.