Home / 703,516.92-1,055,053.83-230,091.78

Finding the Fourth Proportional to 703,516.92, 1,055,053.83 and 230,091.78

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Solution

The fourth proportional to 703,516.92, 1,055,053.83 and 230,091.78 is: 345,065.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,516.92 : 1,055,053.83 = 230,091.78 : x
  2. Step 2: Convert to fraction form
    703,516.92/1,055,053.83 = 230,091.78/x
  3. Step 3: Cross multiply
    703,516.92x = 1,055,053.83 × 230,091.78
  4. Step 4: Simplify right side
    703,516.92x = 242,759,213,740.52
  5. Step 5: Solve for x
    x = 242,759,213,740.52/703,516.92
  6. Step 6: Final answer
    x = 345,065.21

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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.