Home / 816,243.99-1,224,780.71-366,874.35

Finding the Fourth Proportional to 816,243.99, 1,224,780.71 and 366,874.35

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Solution

The fourth proportional to 816,243.99, 1,224,780.71 and 366,874.35 is: 550,497.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,243.99 : 1,224,780.71 = 366,874.35 : x
  2. Step 2: Convert to fraction form
    816,243.99/1,224,780.71 = 366,874.35/x
  3. Step 3: Cross multiply
    816,243.99x = 1,224,780.71 × 366,874.35
  4. Step 4: Simplify right side
    816,243.99x = 449,340,625,039.42
  5. Step 5: Solve for x
    x = 449,340,625,039.42/816,243.99
  6. Step 6: Final answer
    x = 550,497.93

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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.