Home / 481,127.08-663,976.20-266,267.20

Finding the Fourth Proportional to 481,127.08, 663,976.20 and 266,267.20

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Solution

The fourth proportional to 481,127.08, 663,976.20 and 266,267.20 is: 367,460.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,127.08 : 663,976.20 = 266,267.20 : x
  2. Step 2: Convert to fraction form
    481,127.08/663,976.20 = 266,267.20/x
  3. Step 3: Cross multiply
    481,127.08x = 663,976.20 × 266,267.20
  4. Step 4: Simplify right side
    481,127.08x = 176,795,083,640.64
  5. Step 5: Solve for x
    x = 176,795,083,640.64/481,127.08
  6. Step 6: Final answer
    x = 367,460.26

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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.