Home / 593,344.82-818,819.82-321,412.74

Finding the Fourth Proportional to 593,344.82, 818,819.82 and 321,412.74

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Solution

The fourth proportional to 593,344.82, 818,819.82 and 321,412.74 is: 443,551.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,344.82 : 818,819.82 = 321,412.74 : x
  2. Step 2: Convert to fraction form
    593,344.82/818,819.82 = 321,412.74/x
  3. Step 3: Cross multiply
    593,344.82x = 818,819.82 × 321,412.74
  4. Step 4: Simplify right side
    593,344.82x = 263,179,121,912.51
  5. Step 5: Solve for x
    x = 263,179,121,912.51/593,344.82
  6. Step 6: Final answer
    x = 443,551.73

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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.