Home / 551,176.13-826,550.96-214,172.42

Finding the Fourth Proportional to 551,176.13, 826,550.96 and 214,172.42

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Solution

The fourth proportional to 551,176.13, 826,550.96 and 214,172.42 is: 321,175.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,176.13 : 826,550.96 = 214,172.42 : x
  2. Step 2: Convert to fraction form
    551,176.13/826,550.96 = 214,172.42/x
  3. Step 3: Cross multiply
    551,176.13x = 826,550.96 × 214,172.42
  4. Step 4: Simplify right side
    551,176.13x = 177,024,419,356.52
  5. Step 5: Solve for x
    x = 177,024,419,356.52/551,176.13
  6. Step 6: Final answer
    x = 321,175.77

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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.