Home / 726,733.50-1,090,109.97-228,097.50

Finding the Fourth Proportional to 726,733.50, 1,090,109.97 and 228,097.50

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Solution

The fourth proportional to 726,733.50, 1,090,109.97 and 228,097.50 is: 342,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,733.50 : 1,090,109.97 = 228,097.50 : x
  2. Step 2: Convert to fraction form
    726,733.50/1,090,109.97 = 228,097.50/x
  3. Step 3: Cross multiply
    726,733.50x = 1,090,109.97 × 228,097.50
  4. Step 4: Simplify right side
    726,733.50x = 248,651,358,882.08
  5. Step 5: Solve for x
    x = 248,651,358,882.08/726,733.50
  6. Step 6: Final answer
    x = 342,149.30

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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.