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Finding the Fourth Proportional to 324,265.92, 486,188.32 and 134,674.24

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Solution

The fourth proportional to 324,265.92, 486,188.32 and 134,674.24 is: 201,923.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,265.92 : 486,188.32 = 134,674.24 : x
  2. Step 2: Convert to fraction form
    324,265.92/486,188.32 = 134,674.24/x
  3. Step 3: Cross multiply
    324,265.92x = 486,188.32 × 134,674.24
  4. Step 4: Simplify right side
    324,265.92x = 65,477,042,492.88
  5. Step 5: Solve for x
    x = 65,477,042,492.88/324,265.92
  6. Step 6: Final answer
    x = 201,923.91

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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.