Home / 465,024.24-697,540.11-128,083.48

Finding the Fourth Proportional to 465,024.24, 697,540.11 and 128,083.48

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Solution

The fourth proportional to 465,024.24, 697,540.11 and 128,083.48 is: 192,126.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,024.24 : 697,540.11 = 128,083.48 : x
  2. Step 2: Convert to fraction form
    465,024.24/697,540.11 = 128,083.48/x
  3. Step 3: Cross multiply
    465,024.24x = 697,540.11 × 128,083.48
  4. Step 4: Simplify right side
    465,024.24x = 89,343,362,504.22
  5. Step 5: Solve for x
    x = 89,343,362,504.22/465,024.24
  6. Step 6: Final answer
    x = 192,126.25

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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.