Home / 902,031.09-1,351,163.78-541,057.16

Finding the Fourth Proportional to 902,031.09, 1,351,163.78 and 541,057.16

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Solution

The fourth proportional to 902,031.09, 1,351,163.78 and 541,057.16 is: 810,456.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,031.09 : 1,351,163.78 = 541,057.16 : x
  2. Step 2: Convert to fraction form
    902,031.09/1,351,163.78 = 541,057.16/x
  3. Step 3: Cross multiply
    902,031.09x = 1,351,163.78 × 541,057.16
  4. Step 4: Simplify right side
    902,031.09x = 731,056,837,501.67
  5. Step 5: Solve for x
    x = 731,056,837,501.67/902,031.09
  6. Step 6: Final answer
    x = 810,456.36

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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.