Home / 841,127.22-1,261,379.18-301,299.41

Finding the Fourth Proportional to 841,127.22, 1,261,379.18 and 301,299.41

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Solution

The fourth proportional to 841,127.22, 1,261,379.18 and 301,299.41 is: 451,837.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,127.22 : 1,261,379.18 = 301,299.41 : x
  2. Step 2: Convert to fraction form
    841,127.22/1,261,379.18 = 301,299.41/x
  3. Step 3: Cross multiply
    841,127.22x = 1,261,379.18 × 301,299.41
  4. Step 4: Simplify right side
    841,127.22x = 380,052,806,626.98
  5. Step 5: Solve for x
    x = 380,052,806,626.98/841,127.22
  6. Step 6: Final answer
    x = 451,837.48

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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.