Home / 272,664.04-408,387.01-197,611.90

Finding the Fourth Proportional to 272,664.04, 408,387.01 and 197,611.90

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Solution

The fourth proportional to 272,664.04, 408,387.01 and 197,611.90 is: 295,976.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,664.04 : 408,387.01 = 197,611.90 : x
  2. Step 2: Convert to fraction form
    272,664.04/408,387.01 = 197,611.90/x
  3. Step 3: Cross multiply
    272,664.04x = 408,387.01 × 197,611.90
  4. Step 4: Simplify right side
    272,664.04x = 80,702,131,855.45
  5. Step 5: Solve for x
    x = 80,702,131,855.45/272,664.04
  6. Step 6: Final answer
    x = 295,976.44

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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.