Home / 364,002.20-545,784.60-186,855.20

Finding the Fourth Proportional to 364,002.20, 545,784.60 and 186,855.20

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Solution

The fourth proportional to 364,002.20, 545,784.60 and 186,855.20 is: 280,170.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,002.20 : 545,784.60 = 186,855.20 : x
  2. Step 2: Convert to fraction form
    364,002.20/545,784.60 = 186,855.20/x
  3. Step 3: Cross multiply
    364,002.20x = 545,784.60 × 186,855.20
  4. Step 4: Simplify right side
    364,002.20x = 101,982,690,589.92
  5. Step 5: Solve for x
    x = 101,982,690,589.92/364,002.20
  6. Step 6: Final answer
    x = 280,170.53

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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.