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Finding the Fourth Proportional to 890,874, 1,336,388.88 and 226,026

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Solution

The fourth proportional to 890,874, 1,336,388.88 and 226,026 is: 339,058.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,874 : 1,336,388.88 = 226,026 : x
  2. Step 2: Convert to fraction form
    890,874/1,336,388.88 = 226,026/x
  3. Step 3: Cross multiply
    890,874x = 1,336,388.88 × 226,026
  4. Step 4: Simplify right side
    890,874x = 302,058,632,990.88
  5. Step 5: Solve for x
    x = 302,058,632,990.88/890,874
  6. Step 6: Final answer
    x = 339,058.76

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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.