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Finding the Fourth Proportional to 468,265.20, 700,324.20 and 393,615.60

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Solution

The fourth proportional to 468,265.20, 700,324.20 and 393,615.60 is: 588,680.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,265.20 : 700,324.20 = 393,615.60 : x
  2. Step 2: Convert to fraction form
    468,265.20/700,324.20 = 393,615.60/x
  3. Step 3: Cross multiply
    468,265.20x = 700,324.20 × 393,615.60
  4. Step 4: Simplify right side
    468,265.20x = 275,658,530,177.52
  5. Step 5: Solve for x
    x = 275,658,530,177.52/468,265.20
  6. Step 6: Final answer
    x = 588,680.37

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1.5x scale

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.