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Finding the Fourth Proportional to 322,610.40, 484,014.02 and 164,949.57

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Solution

The fourth proportional to 322,610.40, 484,014.02 and 164,949.57 is: 247,474.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,610.40 : 484,014.02 = 164,949.57 : x
  2. Step 2: Convert to fraction form
    322,610.40/484,014.02 = 164,949.57/x
  3. Step 3: Cross multiply
    322,610.40x = 484,014.02 × 164,949.57
  4. Step 4: Simplify right side
    322,610.40x = 79,837,903,648.22
  5. Step 5: Solve for x
    x = 79,837,903,648.22/322,610.40
  6. Step 6: Final answer
    x = 247,474.67

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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.