Home / 511,463.44-766,972.83-146,644.71

Finding the Fourth Proportional to 511,463.44, 766,972.83 and 146,644.71

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Solution

The fourth proportional to 511,463.44, 766,972.83 and 146,644.71 is: 219,903.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,463.44 : 766,972.83 = 146,644.71 : x
  2. Step 2: Convert to fraction form
    511,463.44/766,972.83 = 146,644.71/x
  3. Step 3: Cross multiply
    511,463.44x = 766,972.83 × 146,644.71
  4. Step 4: Simplify right side
    511,463.44x = 112,472,505,907.00
  5. Step 5: Solve for x
    x = 112,472,505,907.00/511,463.44
  6. Step 6: Final answer
    x = 219,903.31

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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.