Home / 862,507.54-1,294,010.75-356,975.06

Finding the Fourth Proportional to 862,507.54, 1,294,010.75 and 356,975.06

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Solution

The fourth proportional to 862,507.54, 1,294,010.75 and 356,975.06 is: 535,565.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,507.54 : 1,294,010.75 = 356,975.06 : x
  2. Step 2: Convert to fraction form
    862,507.54/1,294,010.75 = 356,975.06/x
  3. Step 3: Cross multiply
    862,507.54x = 1,294,010.75 × 356,975.06
  4. Step 4: Simplify right side
    862,507.54x = 461,929,565,121.90
  5. Step 5: Solve for x
    x = 461,929,565,121.90/862,507.54
  6. Step 6: Final answer
    x = 535,565.83

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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.