Home / 671,269.06-1,006,663.83-221,906.98

Finding the Fourth Proportional to 671,269.06, 1,006,663.83 and 221,906.98

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Solution

The fourth proportional to 671,269.06, 1,006,663.83 and 221,906.98 is: 332,781.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,269.06 : 1,006,663.83 = 221,906.98 : x
  2. Step 2: Convert to fraction form
    671,269.06/1,006,663.83 = 221,906.98/x
  3. Step 3: Cross multiply
    671,269.06x = 1,006,663.83 × 221,906.98
  4. Step 4: Simplify right side
    671,269.06x = 223,385,730,390.53
  5. Step 5: Solve for x
    x = 223,385,730,390.53/671,269.06
  6. Step 6: Final answer
    x = 332,781.21

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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.