Home / 726,733.13-1,090,109.41-228,097.13

Finding the Fourth Proportional to 726,733.13, 1,090,109.41 and 228,097.13

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Solution

The fourth proportional to 726,733.13, 1,090,109.41 and 228,097.13 is: 342,148.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,733.13 : 1,090,109.41 = 228,097.13 : x
  2. Step 2: Convert to fraction form
    726,733.13/1,090,109.41 = 228,097.13/x
  3. Step 3: Cross multiply
    726,733.13x = 1,090,109.41 × 228,097.13
  4. Step 4: Simplify right side
    726,733.13x = 248,650,821,786.20
  5. Step 5: Solve for x
    x = 248,650,821,786.20/726,733.13
  6. Step 6: Final answer
    x = 342,148.74

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1.5x scale

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.