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Finding the Fourth Proportional to 336,396.72, 464,224.09 and 183,434.52

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Solution

The fourth proportional to 336,396.72, 464,224.09 and 183,434.52 is: 253,137.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,396.72 : 464,224.09 = 183,434.52 : x
  2. Step 2: Convert to fraction form
    336,396.72/464,224.09 = 183,434.52/x
  3. Step 3: Cross multiply
    336,396.72x = 464,224.09 × 183,434.52
  4. Step 4: Simplify right side
    336,396.72x = 85,154,723,121.59
  5. Step 5: Solve for x
    x = 85,154,723,121.59/336,396.72
  6. Step 6: Final answer
    x = 253,137.79

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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.