Home / 593,037.28-818,387.94-321,099.55

Finding the Fourth Proportional to 593,037.28, 818,387.94 and 321,099.55

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Solution

The fourth proportional to 593,037.28, 818,387.94 and 321,099.55 is: 443,115.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,037.28 : 818,387.94 = 321,099.55 : x
  2. Step 2: Convert to fraction form
    593,037.28/818,387.94 = 321,099.55/x
  3. Step 3: Cross multiply
    593,037.28x = 818,387.94 × 321,099.55
  4. Step 4: Simplify right side
    593,037.28x = 262,783,999,259.43
  5. Step 5: Solve for x
    x = 262,783,999,259.43/593,037.28
  6. Step 6: Final answer
    x = 443,115.48

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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.