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Finding the Fourth Proportional to 322,457.50, 483,755.06 and 109,217.95

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Solution

The fourth proportional to 322,457.50, 483,755.06 and 109,217.95 is: 163,850.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,457.50 : 483,755.06 = 109,217.95 : x
  2. Step 2: Convert to fraction form
    322,457.50/483,755.06 = 109,217.95/x
  3. Step 3: Cross multiply
    322,457.50x = 483,755.06 × 109,217.95
  4. Step 4: Simplify right side
    322,457.50x = 52,834,735,018.98
  5. Step 5: Solve for x
    x = 52,834,735,018.98/322,457.50
  6. Step 6: Final answer
    x = 163,850.23

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1.5x scale

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.