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Finding the Fourth Proportional to 335,999.96, 504,098.38 and 99,348.80

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Solution

The fourth proportional to 335,999.96, 504,098.38 and 99,348.80 is: 149,052.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,999.96 : 504,098.38 = 99,348.80 : x
  2. Step 2: Convert to fraction form
    335,999.96/504,098.38 = 99,348.80/x
  3. Step 3: Cross multiply
    335,999.96x = 504,098.38 × 99,348.80
  4. Step 4: Simplify right side
    335,999.96x = 50,081,569,134.94
  5. Step 5: Solve for x
    x = 50,081,569,134.94/335,999.96
  6. Step 6: Final answer
    x = 149,052.31

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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.