Home / 827,580.76-1,241,375.10-251,209.01

Finding the Fourth Proportional to 827,580.76, 1,241,375.10 and 251,209.01

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Solution

The fourth proportional to 827,580.76, 1,241,375.10 and 251,209.01 is: 376,814.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,580.76 : 1,241,375.10 = 251,209.01 : x
  2. Step 2: Convert to fraction form
    827,580.76/1,241,375.10 = 251,209.01/x
  3. Step 3: Cross multiply
    827,580.76x = 1,241,375.10 × 251,209.01
  4. Step 4: Simplify right side
    827,580.76x = 311,844,613,013.09
  5. Step 5: Solve for x
    x = 311,844,613,013.09/827,580.76
  6. Step 6: Final answer
    x = 376,814.72

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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.