Home / 703,993.78-1,055,883.75-230,668.66

Finding the Fourth Proportional to 703,993.78, 1,055,883.75 and 230,668.66

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Solution

The fourth proportional to 703,993.78, 1,055,883.75 and 230,668.66 is: 345,967.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,993.78 : 1,055,883.75 = 230,668.66 : x
  2. Step 2: Convert to fraction form
    703,993.78/1,055,883.75 = 230,668.66/x
  3. Step 3: Cross multiply
    703,993.78x = 1,055,883.75 × 230,668.66
  4. Step 4: Simplify right side
    703,993.78x = 243,559,289,728.28
  5. Step 5: Solve for x
    x = 243,559,289,728.28/703,993.78
  6. Step 6: Final answer
    x = 345,967.96

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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.