Home / 792,152.55-1,188,228.83-259,727.40

Finding the Fourth Proportional to 792,152.55, 1,188,228.83 and 259,727.40

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Solution

The fourth proportional to 792,152.55, 1,188,228.83 and 259,727.40 is: 389,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,152.55 : 1,188,228.83 = 259,727.40 : x
  2. Step 2: Convert to fraction form
    792,152.55/1,188,228.83 = 259,727.40/x
  3. Step 3: Cross multiply
    792,152.55x = 1,188,228.83 × 259,727.40
  4. Step 4: Simplify right side
    792,152.55x = 308,615,583,322.31
  5. Step 5: Solve for x
    x = 308,615,583,322.31/792,152.55
  6. Step 6: Final answer
    x = 389,591.10

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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.