Home / 777,288.47-1,165,821.98-244,795.65

Finding the Fourth Proportional to 777,288.47, 1,165,821.98 and 244,795.65

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Solution

The fourth proportional to 777,288.47, 1,165,821.98 and 244,795.65 is: 367,158.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,288.47 : 1,165,821.98 = 244,795.65 : x
  2. Step 2: Convert to fraction form
    777,288.47/1,165,821.98 = 244,795.65/x
  3. Step 3: Cross multiply
    777,288.47x = 1,165,821.98 × 244,795.65
  4. Step 4: Simplify right side
    777,288.47x = 285,388,151,717.30
  5. Step 5: Solve for x
    x = 285,388,151,717.30/777,288.47
  6. Step 6: Final answer
    x = 367,158.61

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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.