Home / 671,104.53-1,006,814.45-221,825.42

Finding the Fourth Proportional to 671,104.53, 1,006,814.45 and 221,825.42

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Solution

The fourth proportional to 671,104.53, 1,006,814.45 and 221,825.42 is: 332,790.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,104.53 : 1,006,814.45 = 221,825.42 : x
  2. Step 2: Convert to fraction form
    671,104.53/1,006,814.45 = 221,825.42/x
  3. Step 3: Cross multiply
    671,104.53x = 1,006,814.45 × 221,825.42
  4. Step 4: Simplify right side
    671,104.53x = 223,337,041,304.92
  5. Step 5: Solve for x
    x = 223,337,041,304.92/671,104.53
  6. Step 6: Final answer
    x = 332,790.25

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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.