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Finding the Fourth Proportional to 890,862, 1,336,370.88 and 226,014

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Solution

The fourth proportional to 890,862, 1,336,370.88 and 226,014 is: 339,040.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,862 : 1,336,370.88 = 226,014 : x
  2. Step 2: Convert to fraction form
    890,862/1,336,370.88 = 226,014/x
  3. Step 3: Cross multiply
    890,862x = 1,336,370.88 × 226,014
  4. Step 4: Simplify right side
    890,862x = 302,038,528,072.32
  5. Step 5: Solve for x
    x = 302,038,528,072.32/890,862
  6. Step 6: Final answer
    x = 339,040.76

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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.