Home / 320,948.66-481,422.54-96,308.73

Finding the Fourth Proportional to 320,948.66, 481,422.54 and 96,308.73

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Solution

The fourth proportional to 320,948.66, 481,422.54 and 96,308.73 is: 144,462.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,948.66 : 481,422.54 = 96,308.73 : x
  2. Step 2: Convert to fraction form
    320,948.66/481,422.54 = 96,308.73/x
  3. Step 3: Cross multiply
    320,948.66x = 481,422.54 × 96,308.73
  4. Step 4: Simplify right side
    320,948.66x = 46,365,193,240.20
  5. Step 5: Solve for x
    x = 46,365,193,240.20/320,948.66
  6. Step 6: Final answer
    x = 144,462.96

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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.