Home / 679,033.62-1,017,553.50-341,610.51

Finding the Fourth Proportional to 679,033.62, 1,017,553.50 and 341,610.51

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Solution

The fourth proportional to 679,033.62, 1,017,553.50 and 341,610.51 is: 511,914.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,033.62 : 1,017,553.50 = 341,610.51 : x
  2. Step 2: Convert to fraction form
    679,033.62/1,017,553.50 = 341,610.51/x
  3. Step 3: Cross multiply
    679,033.62x = 1,017,553.50 × 341,610.51
  4. Step 4: Simplify right side
    679,033.62x = 347,606,970,087.29
  5. Step 5: Solve for x
    x = 347,606,970,087.29/679,033.62
  6. Step 6: Final answer
    x = 511,914.23

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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.