Home / 364,568.20-503,103.18-203,421.52

Finding the Fourth Proportional to 364,568.20, 503,103.18 and 203,421.52

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Solution

The fourth proportional to 364,568.20, 503,103.18 and 203,421.52 is: 280,721.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,568.20 : 503,103.18 = 203,421.52 : x
  2. Step 2: Convert to fraction form
    364,568.20/503,103.18 = 203,421.52/x
  3. Step 3: Cross multiply
    364,568.20x = 503,103.18 × 203,421.52
  4. Step 4: Simplify right side
    364,568.20x = 102,342,013,592.43
  5. Step 5: Solve for x
    x = 102,342,013,592.43/364,568.20
  6. Step 6: Final answer
    x = 280,721.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.