Home / 736,618.80-1,104,928.20-263,319.60

Finding the Fourth Proportional to 736,618.80, 1,104,928.20 and 263,319.60

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Solution

The fourth proportional to 736,618.80, 1,104,928.20 and 263,319.60 is: 394,979.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,618.80 : 1,104,928.20 = 263,319.60 : x
  2. Step 2: Convert to fraction form
    736,618.80/1,104,928.20 = 263,319.60/x
  3. Step 3: Cross multiply
    736,618.80x = 1,104,928.20 × 263,319.60
  4. Step 4: Simplify right side
    736,618.80x = 290,949,251,652.72
  5. Step 5: Solve for x
    x = 290,949,251,652.72/736,618.80
  6. Step 6: Final answer
    x = 394,979.40

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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.