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Finding the Fourth Proportional to 336,535.27, 504,898.28 and 136,998.79

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Solution

The fourth proportional to 336,535.27, 504,898.28 and 136,998.79 is: 205,537.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,535.27 : 504,898.28 = 136,998.79 : x
  2. Step 2: Convert to fraction form
    336,535.27/504,898.28 = 136,998.79/x
  3. Step 3: Cross multiply
    336,535.27x = 504,898.28 × 136,998.79
  4. Step 4: Simplify right side
    336,535.27x = 69,170,453,433.08
  5. Step 5: Solve for x
    x = 69,170,453,433.08/336,535.27
  6. Step 6: Final answer
    x = 205,537.01

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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.