Home / 366,911.13-550,359.41-208,800.75

Finding the Fourth Proportional to 366,911.13, 550,359.41 and 208,800.75

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Solution

The fourth proportional to 366,911.13, 550,359.41 and 208,800.75 is: 313,196.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,911.13 : 550,359.41 = 208,800.75 : x
  2. Step 2: Convert to fraction form
    366,911.13/550,359.41 = 208,800.75/x
  3. Step 3: Cross multiply
    366,911.13x = 550,359.41 × 208,800.75
  4. Step 4: Simplify right side
    366,911.13x = 114,915,456,533.55
  5. Step 5: Solve for x
    x = 114,915,456,533.55/366,911.13
  6. Step 6: Final answer
    x = 313,196.98

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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.