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Finding the Fourth Proportional to 334,124.40, 501,186.60 and 228,370.80

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Solution

The fourth proportional to 334,124.40, 501,186.60 and 228,370.80 is: 342,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,124.40 : 501,186.60 = 228,370.80 : x
  2. Step 2: Convert to fraction form
    334,124.40/501,186.60 = 228,370.80/x
  3. Step 3: Cross multiply
    334,124.40x = 501,186.60 × 228,370.80
  4. Step 4: Simplify right side
    334,124.40x = 114,456,384,791.28
  5. Step 5: Solve for x
    x = 114,456,384,791.28/334,124.40
  6. Step 6: Final answer
    x = 342,556.20

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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.