Home / 829,168.99-1,243,986.77-296,765.71

Finding the Fourth Proportional to 829,168.99, 1,243,986.77 and 296,765.71

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Solution

The fourth proportional to 829,168.99, 1,243,986.77 and 296,765.71 is: 445,232.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,168.99 : 1,243,986.77 = 296,765.71 : x
  2. Step 2: Convert to fraction form
    829,168.99/1,243,986.77 = 296,765.71/x
  3. Step 3: Cross multiply
    829,168.99x = 1,243,986.77 × 296,765.71
  4. Step 4: Simplify right side
    829,168.99x = 369,172,617,029.66
  5. Step 5: Solve for x
    x = 369,172,617,029.66/829,168.99
  6. Step 6: Final answer
    x = 445,232.06

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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.