Home / 447,500.20-671,042.18-162,992.68

Finding the Fourth Proportional to 447,500.20, 671,042.18 and 162,992.68

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Solution

The fourth proportional to 447,500.20, 671,042.18 and 162,992.68 is: 244,413.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,500.20 : 671,042.18 = 162,992.68 : x
  2. Step 2: Convert to fraction form
    447,500.20/671,042.18 = 162,992.68/x
  3. Step 3: Cross multiply
    447,500.20x = 671,042.18 × 162,992.68
  4. Step 4: Simplify right side
    447,500.20x = 109,374,963,311.24
  5. Step 5: Solve for x
    x = 109,374,963,311.24/447,500.20
  6. Step 6: Final answer
    x = 244,413.22

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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.