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Finding the Fourth Proportional to 243,669.82, 364,937 and 236,943.58

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Solution

The fourth proportional to 243,669.82, 364,937 and 236,943.58 is: 354,863.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,669.82 : 364,937 = 236,943.58 : x
  2. Step 2: Convert to fraction form
    243,669.82/364,937 = 236,943.58/x
  3. Step 3: Cross multiply
    243,669.82x = 364,937 × 236,943.58
  4. Step 4: Simplify right side
    243,669.82x = 86,469,479,254.46
  5. Step 5: Solve for x
    x = 86,469,479,254.46/243,669.82
  6. Step 6: Final answer
    x = 354,863.31

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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.