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Finding the Fourth Proportional to 352,263.92, 486,177.60 and 225,024.32

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Solution

The fourth proportional to 352,263.92, 486,177.60 and 225,024.32 is: 310,567.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,263.92 : 486,177.60 = 225,024.32 : x
  2. Step 2: Convert to fraction form
    352,263.92/486,177.60 = 225,024.32/x
  3. Step 3: Cross multiply
    352,263.92x = 486,177.60 × 225,024.32
  4. Step 4: Simplify right side
    352,263.92x = 109,401,783,839.23
  5. Step 5: Solve for x
    x = 109,401,783,839.23/352,263.92
  6. Step 6: Final answer
    x = 310,567.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.