Home / 481,027.76-663,773.10-325,663.02

Finding the Fourth Proportional to 481,027.76, 663,773.10 and 325,663.02

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Solution

The fourth proportional to 481,027.76, 663,773.10 and 325,663.02 is: 449,384.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,027.76 : 663,773.10 = 325,663.02 : x
  2. Step 2: Convert to fraction form
    481,027.76/663,773.10 = 325,663.02/x
  3. Step 3: Cross multiply
    481,027.76x = 663,773.10 × 325,663.02
  4. Step 4: Simplify right side
    481,027.76x = 216,166,352,340.76
  5. Step 5: Solve for x
    x = 216,166,352,340.76/481,027.76
  6. Step 6: Final answer
    x = 449,384.36

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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.