Home / 764,700.75-1,146,976.61-232,226.39

Finding the Fourth Proportional to 764,700.75, 1,146,976.61 and 232,226.39

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Solution

The fourth proportional to 764,700.75, 1,146,976.61 and 232,226.39 is: 348,316.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,700.75 : 1,146,976.61 = 232,226.39 : x
  2. Step 2: Convert to fraction form
    764,700.75/1,146,976.61 = 232,226.39/x
  3. Step 3: Cross multiply
    764,700.75x = 1,146,976.61 × 232,226.39
  4. Step 4: Simplify right side
    764,700.75x = 266,358,239,261.05
  5. Step 5: Solve for x
    x = 266,358,239,261.05/764,700.75
  6. Step 6: Final answer
    x = 348,316.96

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Double scale
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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.