Home / 572,701.20-859,238.66-273,142.86

Finding the Fourth Proportional to 572,701.20, 859,238.66 and 273,142.86

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Solution

The fourth proportional to 572,701.20, 859,238.66 and 273,142.86 is: 409,803.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,701.20 : 859,238.66 = 273,142.86 : x
  2. Step 2: Convert to fraction form
    572,701.20/859,238.66 = 273,142.86/x
  3. Step 3: Cross multiply
    572,701.20x = 859,238.66 × 273,142.86
  4. Step 4: Simplify right side
    572,701.20x = 234,694,907,845.92
  5. Step 5: Solve for x
    x = 234,694,907,845.92/572,701.20
  6. Step 6: Final answer
    x = 409,803.41

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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.