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Finding the Fourth Proportional to 890,875, 1,336,390.38 and 226,027

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Solution

The fourth proportional to 890,875, 1,336,390.38 and 226,027 is: 339,060.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,875 : 1,336,390.38 = 226,027 : x
  2. Step 2: Convert to fraction form
    890,875/1,336,390.38 = 226,027/x
  3. Step 3: Cross multiply
    890,875x = 1,336,390.38 × 226,027
  4. Step 4: Simplify right side
    890,875x = 302,060,308,420.26
  5. Step 5: Solve for x
    x = 302,060,308,420.26/890,875
  6. Step 6: Final answer
    x = 339,060.26

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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.