Home / 465,094.15-641,790.68-281,401.13

Finding the Fourth Proportional to 465,094.15, 641,790.68 and 281,401.13

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Solution

The fourth proportional to 465,094.15, 641,790.68 and 281,401.13 is: 388,309.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,094.15 : 641,790.68 = 281,401.13 : x
  2. Step 2: Convert to fraction form
    465,094.15/641,790.68 = 281,401.13/x
  3. Step 3: Cross multiply
    465,094.15x = 641,790.68 × 281,401.13
  4. Step 4: Simplify right side
    465,094.15x = 180,600,622,772.94
  5. Step 5: Solve for x
    x = 180,600,622,772.94/465,094.15
  6. Step 6: Final answer
    x = 388,309.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.