Home / 816,033.20-1,223,207.40-366,969.20

Finding the Fourth Proportional to 816,033.20, 1,223,207.40 and 366,969.20

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Solution

The fourth proportional to 816,033.20, 1,223,207.40 and 366,969.20 is: 550,074.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,033.20 : 1,223,207.40 = 366,969.20 : x
  2. Step 2: Convert to fraction form
    816,033.20/1,223,207.40 = 366,969.20/x
  3. Step 3: Cross multiply
    816,033.20x = 1,223,207.40 × 366,969.20
  4. Step 4: Simplify right side
    816,033.20x = 448,879,441,012.08
  5. Step 5: Solve for x
    x = 448,879,441,012.08/816,033.20
  6. Step 6: Final answer
    x = 550,074.97

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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.