Home / 726,648-1,090,147.08-228,012

Finding the Fourth Proportional to 726,648, 1,090,147.08 and 228,012

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Solution

The fourth proportional to 726,648, 1,090,147.08 and 228,012 is: 342,072.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,648 : 1,090,147.08 = 228,012 : x
  2. Step 2: Convert to fraction form
    726,648/1,090,147.08 = 228,012/x
  3. Step 3: Cross multiply
    726,648x = 1,090,147.08 × 228,012
  4. Step 4: Simplify right side
    726,648x = 248,566,616,004.96
  5. Step 5: Solve for x
    x = 248,566,616,004.96/726,648
  6. Step 6: Final answer
    x = 342,072.94

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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.