Home / 481,275.21-722,622.44-268,458.91

Finding the Fourth Proportional to 481,275.21, 722,622.44 and 268,458.91

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Solution

The fourth proportional to 481,275.21, 722,622.44 and 268,458.91 is: 403,084.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,275.21 : 722,622.44 = 268,458.91 : x
  2. Step 2: Convert to fraction form
    481,275.21/722,622.44 = 268,458.91/x
  3. Step 3: Cross multiply
    481,275.21x = 722,622.44 × 268,458.91
  4. Step 4: Simplify right side
    481,275.21x = 193,994,432,583.94
  5. Step 5: Solve for x
    x = 193,994,432,583.94/481,275.21
  6. Step 6: Final answer
    x = 403,084.20

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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.