Home / 301,227.48-451,535.04-188,985.78

Finding the Fourth Proportional to 301,227.48, 451,535.04 and 188,985.78

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Solution

The fourth proportional to 301,227.48, 451,535.04 and 188,985.78 is: 283,286.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,227.48 : 451,535.04 = 188,985.78 : x
  2. Step 2: Convert to fraction form
    301,227.48/451,535.04 = 188,985.78/x
  3. Step 3: Cross multiply
    301,227.48x = 451,535.04 × 188,985.78
  4. Step 4: Simplify right side
    301,227.48x = 85,333,701,731.73
  5. Step 5: Solve for x
    x = 85,333,701,731.73/301,227.48
  6. Step 6: Final answer
    x = 283,286.58

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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.