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Finding the Fourth Proportional to 292,466.70, 439,028.10 and 226,200.60

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Solution

The fourth proportional to 292,466.70, 439,028.10 and 226,200.60 is: 339,554.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,466.70 : 439,028.10 = 226,200.60 : x
  2. Step 2: Convert to fraction form
    292,466.70/439,028.10 = 226,200.60/x
  3. Step 3: Cross multiply
    292,466.70x = 439,028.10 × 226,200.60
  4. Step 4: Simplify right side
    292,466.70x = 99,308,419,636.86
  5. Step 5: Solve for x
    x = 99,308,419,636.86/292,466.70
  6. Step 6: Final answer
    x = 339,554.62

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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.