Home / 551,150.58-826,513.32-214,146.88

Finding the Fourth Proportional to 551,150.58, 826,513.32 and 214,146.88

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Solution

The fourth proportional to 551,150.58, 826,513.32 and 214,146.88 is: 321,137.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,150.58 : 826,513.32 = 214,146.88 : x
  2. Step 2: Convert to fraction form
    551,150.58/826,513.32 = 214,146.88/x
  3. Step 3: Cross multiply
    551,150.58x = 826,513.32 × 214,146.88
  4. Step 4: Simplify right side
    551,150.58x = 176,995,248,756.44
  5. Step 5: Solve for x
    x = 176,995,248,756.44/551,150.58
  6. Step 6: Final answer
    x = 321,137.73

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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.