Home / 537,163.20-741,036.69-321,929.60

Finding the Fourth Proportional to 537,163.20, 741,036.69 and 321,929.60

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Solution

The fourth proportional to 537,163.20, 741,036.69 and 321,929.60 is: 444,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,163.20 : 741,036.69 = 321,929.60 : x
  2. Step 2: Convert to fraction form
    537,163.20/741,036.69 = 321,929.60/x
  3. Step 3: Cross multiply
    537,163.20x = 741,036.69 × 321,929.60
  4. Step 4: Simplify right side
    537,163.20x = 238,561,641,491.84
  5. Step 5: Solve for x
    x = 238,561,641,491.84/537,163.20
  6. Step 6: Final answer
    x = 444,113.90

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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.