Home / 379,552.64-569,404.13-199,723.86

Finding the Fourth Proportional to 379,552.64, 569,404.13 and 199,723.86

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Solution

The fourth proportional to 379,552.64, 569,404.13 and 199,723.86 is: 299,625.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,552.64 : 569,404.13 = 199,723.86 : x
  2. Step 2: Convert to fraction form
    379,552.64/569,404.13 = 199,723.86/x
  3. Step 3: Cross multiply
    379,552.64x = 569,404.13 × 199,723.86
  4. Step 4: Simplify right side
    379,552.64x = 113,723,589,744.92
  5. Step 5: Solve for x
    x = 113,723,589,744.92/379,552.64
  6. Step 6: Final answer
    x = 299,625.35

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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.