Home / 481,301.46-664,203.92-263,506.50

Finding the Fourth Proportional to 481,301.46, 664,203.92 and 263,506.50

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Solution

The fourth proportional to 481,301.46, 664,203.92 and 263,506.50 is: 363,643.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,301.46 : 664,203.92 = 263,506.50 : x
  2. Step 2: Convert to fraction form
    481,301.46/664,203.92 = 263,506.50/x
  3. Step 3: Cross multiply
    481,301.46x = 664,203.92 × 263,506.50
  4. Step 4: Simplify right side
    481,301.46x = 175,022,048,927.95
  5. Step 5: Solve for x
    x = 175,022,048,927.95/481,301.46
  6. Step 6: Final answer
    x = 363,643.30

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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.