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Finding the Fourth Proportional to 335,509.38, 503,299.02 and 107,747.45

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Solution

The fourth proportional to 335,509.38, 503,299.02 and 107,747.45 is: 161,632.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,509.38 : 503,299.02 = 107,747.45 : x
  2. Step 2: Convert to fraction form
    335,509.38/503,299.02 = 107,747.45/x
  3. Step 3: Cross multiply
    335,509.38x = 503,299.02 × 107,747.45
  4. Step 4: Simplify right side
    335,509.38x = 54,229,183,476.00
  5. Step 5: Solve for x
    x = 54,229,183,476.00/335,509.38
  6. Step 6: Final answer
    x = 161,632.39

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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.