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Finding the Fourth Proportional to 336,690.50, 464,642.61 and 185,797.22

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Solution

The fourth proportional to 336,690.50, 464,642.61 and 185,797.22 is: 256,405.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,690.50 : 464,642.61 = 185,797.22 : x
  2. Step 2: Convert to fraction form
    336,690.50/464,642.61 = 185,797.22/x
  3. Step 3: Cross multiply
    336,690.50x = 464,642.61 × 185,797.22
  4. Step 4: Simplify right side
    336,690.50x = 86,329,305,231.54
  5. Step 5: Solve for x
    x = 86,329,305,231.54/336,690.50
  6. Step 6: Final answer
    x = 256,405.53

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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.