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Finding the Fourth Proportional to 336,045.31, 504,013.29 and 136,357.63

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Solution

The fourth proportional to 336,045.31, 504,013.29 and 136,357.63 is: 204,514.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,045.31 : 504,013.29 = 136,357.63 : x
  2. Step 2: Convert to fraction form
    336,045.31/504,013.29 = 136,357.63/x
  3. Step 3: Cross multiply
    336,045.31x = 504,013.29 × 136,357.63
  4. Step 4: Simplify right side
    336,045.31x = 68,726,055,941.53
  5. Step 5: Solve for x
    x = 68,726,055,941.53/336,045.31
  6. Step 6: Final answer
    x = 204,514.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.