Home / 609,004.39-913,091.38-308,906.29

Finding the Fourth Proportional to 609,004.39, 913,091.38 and 308,906.29

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Solution

The fourth proportional to 609,004.39, 913,091.38 and 308,906.29 is: 463,148.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,004.39 : 913,091.38 = 308,906.29 : x
  2. Step 2: Convert to fraction form
    609,004.39/913,091.38 = 308,906.29/x
  3. Step 3: Cross multiply
    609,004.39x = 913,091.38 × 308,906.29
  4. Step 4: Simplify right side
    609,004.39x = 282,059,672,137.24
  5. Step 5: Solve for x
    x = 282,059,672,137.24/609,004.39
  6. Step 6: Final answer
    x = 463,148.84

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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.