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Finding the Fourth Proportional to 336,690.88, 464,256.66 and 275,245.29

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Solution

The fourth proportional to 336,690.88, 464,256.66 and 275,245.29 is: 379,530.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,690.88 : 464,256.66 = 275,245.29 : x
  2. Step 2: Convert to fraction form
    336,690.88/464,256.66 = 275,245.29/x
  3. Step 3: Cross multiply
    336,690.88x = 464,256.66 × 275,245.29
  4. Step 4: Simplify right side
    336,690.88x = 127,784,460,048.30
  5. Step 5: Solve for x
    x = 127,784,460,048.30/336,690.88
  6. Step 6: Final answer
    x = 379,530.51

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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.