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Finding the Fourth Proportional to 216,222.97, 324,334.46 and 56,298.44

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Solution

The fourth proportional to 216,222.97, 324,334.46 and 56,298.44 is: 84,447.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,222.97 : 324,334.46 = 56,298.44 : x
  2. Step 2: Convert to fraction form
    216,222.97/324,334.46 = 56,298.44/x
  3. Step 3: Cross multiply
    216,222.97x = 324,334.46 × 56,298.44
  4. Step 4: Simplify right side
    216,222.97x = 18,259,525,216.27
  5. Step 5: Solve for x
    x = 18,259,525,216.27/216,222.97
  6. Step 6: Final answer
    x = 84,447.67

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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.