Home / 788,682.20-1,183,023.30-472,976.60

Finding the Fourth Proportional to 788,682.20, 1,183,023.30 and 472,976.60

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Solution

The fourth proportional to 788,682.20, 1,183,023.30 and 472,976.60 is: 709,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,682.20 : 1,183,023.30 = 472,976.60 : x
  2. Step 2: Convert to fraction form
    788,682.20/1,183,023.30 = 472,976.60/x
  3. Step 3: Cross multiply
    788,682.20x = 1,183,023.30 × 472,976.60
  4. Step 4: Simplify right side
    788,682.20x = 559,542,338,154.78
  5. Step 5: Solve for x
    x = 559,542,338,154.78/788,682.20
  6. Step 6: Final answer
    x = 709,464.90

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Double scale
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Similar ratio
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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.