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Finding the Fourth Proportional to 886,575.60, 1,330,698.60 and 466,153.20

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Solution

The fourth proportional to 886,575.60, 1,330,698.60 and 466,153.20 is: 699,668.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,575.60 : 1,330,698.60 = 466,153.20 : x
  2. Step 2: Convert to fraction form
    886,575.60/1,330,698.60 = 466,153.20/x
  3. Step 3: Cross multiply
    886,575.60x = 1,330,698.60 × 466,153.20
  4. Step 4: Simplify right side
    886,575.60x = 620,309,410,625.52
  5. Step 5: Solve for x
    x = 620,309,410,625.52/886,575.60
  6. Step 6: Final answer
    x = 699,668.94

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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.