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Finding the Fourth Proportional to 335,663.65, 503,505.57 and 82,944.12

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Solution

The fourth proportional to 335,663.65, 503,505.57 and 82,944.12 is: 124,418.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,663.65 : 503,505.57 = 82,944.12 : x
  2. Step 2: Convert to fraction form
    335,663.65/503,505.57 = 82,944.12/x
  3. Step 3: Cross multiply
    335,663.65x = 503,505.57 × 82,944.12
  4. Step 4: Simplify right side
    335,663.65x = 41,762,826,418.75
  5. Step 5: Solve for x
    x = 41,762,826,418.75/335,663.65
  6. Step 6: Final answer
    x = 124,418.67

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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.