Home / 1,642,520.78-2,463,787.23-505,275.10

Finding the Fourth Proportional to 1,642,520.78, 2,463,787.23 and 505,275.10

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Solution

The fourth proportional to 1,642,520.78, 2,463,787.23 and 505,275.10 is: 757,914.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,520.78 : 2,463,787.23 = 505,275.10 : x
  2. Step 2: Convert to fraction form
    1,642,520.78/2,463,787.23 = 505,275.10/x
  3. Step 3: Cross multiply
    1,642,520.78x = 2,463,787.23 × 505,275.10
  4. Step 4: Simplify right side
    1,642,520.78x = 1,244,890,339,016.97
  5. Step 5: Solve for x
    x = 1,244,890,339,016.97/1,642,520.78
  6. Step 6: Final answer
    x = 757,914.51

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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.