Home / 862,907.76-1,294,274.16-231,739.56

Finding the Fourth Proportional to 862,907.76, 1,294,274.16 and 231,739.56

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Solution

The fourth proportional to 862,907.76, 1,294,274.16 and 231,739.56 is: 347,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,907.76 : 1,294,274.16 = 231,739.56 : x
  2. Step 2: Convert to fraction form
    862,907.76/1,294,274.16 = 231,739.56/x
  3. Step 3: Cross multiply
    862,907.76x = 1,294,274.16 × 231,739.56
  4. Step 4: Simplify right side
    862,907.76x = 299,934,524,357.77
  5. Step 5: Solve for x
    x = 299,934,524,357.77/862,907.76
  6. Step 6: Final answer
    x = 347,585.85

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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.