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Finding the Fourth Proportional to 336,134.50, 463,865.61 and 185,231.50

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Solution

The fourth proportional to 336,134.50, 463,865.61 and 185,231.50 is: 255,619.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,134.50 : 463,865.61 = 185,231.50 : x
  2. Step 2: Convert to fraction form
    336,134.50/463,865.61 = 185,231.50/x
  3. Step 3: Cross multiply
    336,134.50x = 463,865.61 × 185,231.50
  4. Step 4: Simplify right side
    336,134.50x = 85,922,522,738.72
  5. Step 5: Solve for x
    x = 85,922,522,738.72/336,134.50
  6. Step 6: Final answer
    x = 255,619.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.