Home / 216,718.40-324,640.20-150,233.60

Finding the Fourth Proportional to 216,718.40, 324,640.20 and 150,233.60

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Solution

The fourth proportional to 216,718.40, 324,640.20 and 150,233.60 is: 225,047.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,718.40 : 324,640.20 = 150,233.60 : x
  2. Step 2: Convert to fraction form
    216,718.40/324,640.20 = 150,233.60/x
  3. Step 3: Cross multiply
    216,718.40x = 324,640.20 × 150,233.60
  4. Step 4: Simplify right side
    216,718.40x = 48,771,865,950.72
  5. Step 5: Solve for x
    x = 48,771,865,950.72/216,718.40
  6. Step 6: Final answer
    x = 225,047.19

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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.