Home / 961,344.34-1,441,912.68-321,575.50

Finding the Fourth Proportional to 961,344.34, 1,441,912.68 and 321,575.50

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Solution

The fourth proportional to 961,344.34, 1,441,912.68 and 321,575.50 is: 482,328.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,344.34 : 1,441,912.68 = 321,575.50 : x
  2. Step 2: Convert to fraction form
    961,344.34/1,441,912.68 = 321,575.50/x
  3. Step 3: Cross multiply
    961,344.34x = 1,441,912.68 × 321,575.50
  4. Step 4: Simplify right side
    961,344.34x = 463,683,791,027.34
  5. Step 5: Solve for x
    x = 463,683,791,027.34/961,344.34
  6. Step 6: Final answer
    x = 482,328.52

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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.