Home / 764,674.30-1,147,007.40-196,054.30

Finding the Fourth Proportional to 764,674.30, 1,147,007.40 and 196,054.30

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Solution

The fourth proportional to 764,674.30, 1,147,007.40 and 196,054.30 is: 294,080.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,674.30 : 1,147,007.40 = 196,054.30 : x
  2. Step 2: Convert to fraction form
    764,674.30/1,147,007.40 = 196,054.30/x
  3. Step 3: Cross multiply
    764,674.30x = 1,147,007.40 × 196,054.30
  4. Step 4: Simplify right side
    764,674.30x = 224,875,732,901.82
  5. Step 5: Solve for x
    x = 224,875,732,901.82/764,674.30
  6. Step 6: Final answer
    x = 294,080.41

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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.