Home / 331,184.04-496,849.88-120,822

Finding the Fourth Proportional to 331,184.04, 496,849.88 and 120,822

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Solution

The fourth proportional to 331,184.04, 496,849.88 and 120,822 is: 181,259.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,184.04 : 496,849.88 = 120,822 : x
  2. Step 2: Convert to fraction form
    331,184.04/496,849.88 = 120,822/x
  3. Step 3: Cross multiply
    331,184.04x = 496,849.88 × 120,822
  4. Step 4: Simplify right side
    331,184.04x = 60,030,396,201.36
  5. Step 5: Solve for x
    x = 60,030,396,201.36/331,184.04
  6. Step 6: Final answer
    x = 181,259.93

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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.