Home / 366,917.40-550,317-100,616.08

Finding the Fourth Proportional to 366,917.40, 550,317 and 100,616.08

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Solution

The fourth proportional to 366,917.40, 550,317 and 100,616.08 is: 150,907.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,917.40 : 550,317 = 100,616.08 : x
  2. Step 2: Convert to fraction form
    366,917.40/550,317 = 100,616.08/x
  3. Step 3: Cross multiply
    366,917.40x = 550,317 × 100,616.08
  4. Step 4: Simplify right side
    366,917.40x = 55,370,739,297.36
  5. Step 5: Solve for x
    x = 55,370,739,297.36/366,917.40
  6. Step 6: Final answer
    x = 150,907.91

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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.