Home / 551,119.39-826,731.38-214,186.08

Finding the Fourth Proportional to 551,119.39, 826,731.38 and 214,186.08

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Solution

The fourth proportional to 551,119.39, 826,731.38 and 214,186.08 is: 321,299.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,119.39 : 826,731.38 = 214,186.08 : x
  2. Step 2: Convert to fraction form
    551,119.39/826,731.38 = 214,186.08/x
  3. Step 3: Cross multiply
    551,119.39x = 826,731.38 × 214,186.08
  4. Step 4: Simplify right side
    551,119.39x = 177,074,353,495.19
  5. Step 5: Solve for x
    x = 177,074,353,495.19/551,119.39
  6. Step 6: Final answer
    x = 321,299.44

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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.