Home / 952,777.84-1,429,078.20-321,697.12

Finding the Fourth Proportional to 952,777.84, 1,429,078.20 and 321,697.12

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Solution

The fourth proportional to 952,777.84, 1,429,078.20 and 321,697.12 is: 482,515.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,777.84 : 1,429,078.20 = 321,697.12 : x
  2. Step 2: Convert to fraction form
    952,777.84/1,429,078.20 = 321,697.12/x
  3. Step 3: Cross multiply
    952,777.84x = 1,429,078.20 × 321,697.12
  4. Step 4: Simplify right side
    952,777.84x = 459,730,341,194.78
  5. Step 5: Solve for x
    x = 459,730,341,194.78/952,777.84
  6. Step 6: Final answer
    x = 482,515.78

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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.