Home / 777,097.94-1,165,712.53-216,132.44

Finding the Fourth Proportional to 777,097.94, 1,165,712.53 and 216,132.44

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Solution

The fourth proportional to 777,097.94, 1,165,712.53 and 216,132.44 is: 324,216.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,097.94 : 1,165,712.53 = 216,132.44 : x
  2. Step 2: Convert to fraction form
    777,097.94/1,165,712.53 = 216,132.44/x
  3. Step 3: Cross multiply
    777,097.94x = 1,165,712.53 × 216,132.44
  4. Step 4: Simplify right side
    777,097.94x = 251,948,289,992.86
  5. Step 5: Solve for x
    x = 251,948,289,992.86/777,097.94
  6. Step 6: Final answer
    x = 324,216.91

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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.