Home / 322,517.10-481,054.44-280,063.35

Finding the Fourth Proportional to 322,517.10, 481,054.44 and 280,063.35

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Solution

The fourth proportional to 322,517.10, 481,054.44 and 280,063.35 is: 417,732.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,517.10 : 481,054.44 = 280,063.35 : x
  2. Step 2: Convert to fraction form
    322,517.10/481,054.44 = 280,063.35/x
  3. Step 3: Cross multiply
    322,517.10x = 481,054.44 × 280,063.35
  4. Step 4: Simplify right side
    322,517.10x = 134,725,717,998.77
  5. Step 5: Solve for x
    x = 134,725,717,998.77/322,517.10
  6. Step 6: Final answer
    x = 417,732.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.