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Finding the Fourth Proportional to 243,910, 367,693.27 and 227,653.48

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Solution

The fourth proportional to 243,910, 367,693.27 and 227,653.48 is: 343,186.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,910 : 367,693.27 = 227,653.48 : x
  2. Step 2: Convert to fraction form
    243,910/367,693.27 = 227,653.48/x
  3. Step 3: Cross multiply
    243,910x = 367,693.27 × 227,653.48
  4. Step 4: Simplify right side
    243,910x = 83,706,652,488.08
  5. Step 5: Solve for x
    x = 83,706,652,488.08/243,910
  6. Step 6: Final answer
    x = 343,186.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.