Home / 383,832.10-576,266.55-243,864.10

Finding the Fourth Proportional to 383,832.10, 576,266.55 and 243,864.10

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Solution

The fourth proportional to 383,832.10, 576,266.55 and 243,864.10 is: 366,125.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,832.10 : 576,266.55 = 243,864.10 : x
  2. Step 2: Convert to fraction form
    383,832.10/576,266.55 = 243,864.10/x
  3. Step 3: Cross multiply
    383,832.10x = 576,266.55 × 243,864.10
  4. Step 4: Simplify right side
    383,832.10x = 140,530,723,575.86
  5. Step 5: Solve for x
    x = 140,530,723,575.86/383,832.10
  6. Step 6: Final answer
    x = 366,125.51

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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.