Home / 892,262.86-1,231,582.12-543,529.31

Finding the Fourth Proportional to 892,262.86, 1,231,582.12 and 543,529.31

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Solution

The fourth proportional to 892,262.86, 1,231,582.12 and 543,529.31 is: 750,228.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,262.86 : 1,231,582.12 = 543,529.31 : x
  2. Step 2: Convert to fraction form
    892,262.86/1,231,582.12 = 543,529.31/x
  3. Step 3: Cross multiply
    892,262.86x = 1,231,582.12 × 543,529.31
  4. Step 4: Simplify right side
    892,262.86x = 669,400,972,375.20
  5. Step 5: Solve for x
    x = 669,400,972,375.20/892,262.86
  6. Step 6: Final answer
    x = 750,228.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.