Home / 271,748.73-405,793.14-221,927.67

Finding the Fourth Proportional to 271,748.73, 405,793.14 and 221,927.67

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Solution

The fourth proportional to 271,748.73, 405,793.14 and 221,927.67 is: 331,397.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,748.73 : 405,793.14 = 221,927.67 : x
  2. Step 2: Convert to fraction form
    271,748.73/405,793.14 = 221,927.67/x
  3. Step 3: Cross multiply
    271,748.73x = 405,793.14 × 221,927.67
  4. Step 4: Simplify right side
    271,748.73x = 90,056,726,062.18
  5. Step 5: Solve for x
    x = 90,056,726,062.18/271,748.73
  6. Step 6: Final answer
    x = 331,397.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.