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Finding the Fourth Proportional to 336,583.72, 464,453.21 and 185,671

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Solution

The fourth proportional to 336,583.72, 464,453.21 and 185,671 is: 256,208.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,583.72 : 464,453.21 = 185,671 : x
  2. Step 2: Convert to fraction form
    336,583.72/464,453.21 = 185,671/x
  3. Step 3: Cross multiply
    336,583.72x = 464,453.21 × 185,671
  4. Step 4: Simplify right side
    336,583.72x = 86,235,491,953.91
  5. Step 5: Solve for x
    x = 86,235,491,953.91/336,583.72
  6. Step 6: Final answer
    x = 256,208.15

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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.