Home / 764,188.40-1,146,282.60-659,212.40

Finding the Fourth Proportional to 764,188.40, 1,146,282.60 and 659,212.40

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Solution

The fourth proportional to 764,188.40, 1,146,282.60 and 659,212.40 is: 988,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,188.40 : 1,146,282.60 = 659,212.40 : x
  2. Step 2: Convert to fraction form
    764,188.40/1,146,282.60 = 659,212.40/x
  3. Step 3: Cross multiply
    764,188.40x = 1,146,282.60 × 659,212.40
  4. Step 4: Simplify right side
    764,188.40x = 755,643,703,824.24
  5. Step 5: Solve for x
    x = 755,643,703,824.24/764,188.40
  6. Step 6: Final answer
    x = 988,818.60

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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.