Home / 511,627.05-767,972.83-376,843.29

Finding the Fourth Proportional to 511,627.05, 767,972.83 and 376,843.29

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Solution

The fourth proportional to 511,627.05, 767,972.83 and 376,843.29 is: 565,656.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,627.05 : 767,972.83 = 376,843.29 : x
  2. Step 2: Convert to fraction form
    511,627.05/767,972.83 = 376,843.29/x
  3. Step 3: Cross multiply
    511,627.05x = 767,972.83 × 376,843.29
  4. Step 4: Simplify right side
    511,627.05x = 289,405,407,887.81
  5. Step 5: Solve for x
    x = 289,405,407,887.81/511,627.05
  6. Step 6: Final answer
    x = 565,656.97

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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.