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Finding the Fourth Proportional to 336,785.88, 504,741.41 and 136,873.63

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Solution

The fourth proportional to 336,785.88, 504,741.41 and 136,873.63 is: 205,132.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,785.88 : 504,741.41 = 136,873.63 : x
  2. Step 2: Convert to fraction form
    336,785.88/504,741.41 = 136,873.63/x
  3. Step 3: Cross multiply
    336,785.88x = 504,741.41 × 136,873.63
  4. Step 4: Simplify right side
    336,785.88x = 69,085,788,998.02
  5. Step 5: Solve for x
    x = 69,085,788,998.02/336,785.88
  6. Step 6: Final answer
    x = 205,132.68

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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.