Home / 537,276.87-805,606.20-321,351.27

Finding the Fourth Proportional to 537,276.87, 805,606.20 and 321,351.27

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Solution

The fourth proportional to 537,276.87, 805,606.20 and 321,351.27 is: 481,842.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,276.87 : 805,606.20 = 321,351.27 : x
  2. Step 2: Convert to fraction form
    537,276.87/805,606.20 = 321,351.27/x
  3. Step 3: Cross multiply
    537,276.87x = 805,606.20 × 321,351.27
  4. Step 4: Simplify right side
    537,276.87x = 258,882,575,489.87
  5. Step 5: Solve for x
    x = 258,882,575,489.87/537,276.87
  6. Step 6: Final answer
    x = 481,842.03

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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.