Home / 481,401.22-664,354.44-266,541.29

Finding the Fourth Proportional to 481,401.22, 664,354.44 and 266,541.29

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Solution

The fourth proportional to 481,401.22, 664,354.44 and 266,541.29 is: 367,838.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,401.22 : 664,354.44 = 266,541.29 : x
  2. Step 2: Convert to fraction form
    481,401.22/664,354.44 = 266,541.29/x
  3. Step 3: Cross multiply
    481,401.22x = 664,354.44 × 266,541.29
  4. Step 4: Simplify right side
    481,401.22x = 177,077,889,454.83
  5. Step 5: Solve for x
    x = 177,077,889,454.83/481,401.22
  6. Step 6: Final answer
    x = 367,838.47

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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.