Home / 336,638.26-504,520.98-136,724.50

Finding the Fourth Proportional to 336,638.26, 504,520.98 and 136,724.50

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Solution

The fourth proportional to 336,638.26, 504,520.98 and 136,724.50 is: 204,909.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,638.26 : 504,520.98 = 136,724.50 : x
  2. Step 2: Convert to fraction form
    336,638.26/504,520.98 = 136,724.50/x
  3. Step 3: Cross multiply
    336,638.26x = 504,520.98 × 136,724.50
  4. Step 4: Simplify right side
    336,638.26x = 68,980,378,730.01
  5. Step 5: Solve for x
    x = 68,980,378,730.01/336,638.26
  6. Step 6: Final answer
    x = 204,909.50

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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.