Home / 764,060.40-1,146,090.60-195,440.40

Finding the Fourth Proportional to 764,060.40, 1,146,090.60 and 195,440.40

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Solution

The fourth proportional to 764,060.40, 1,146,090.60 and 195,440.40 is: 293,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,060.40 : 1,146,090.60 = 195,440.40 : x
  2. Step 2: Convert to fraction form
    764,060.40/1,146,090.60 = 195,440.40/x
  3. Step 3: Cross multiply
    764,060.40x = 1,146,090.60 × 195,440.40
  4. Step 4: Simplify right side
    764,060.40x = 223,992,405,300.24
  5. Step 5: Solve for x
    x = 223,992,405,300.24/764,060.40
  6. Step 6: Final answer
    x = 293,160.60

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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.