Home / 764,291.46-1,146,435.84-203,325.96

Finding the Fourth Proportional to 764,291.46, 1,146,435.84 and 203,325.96

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Solution

The fourth proportional to 764,291.46, 1,146,435.84 and 203,325.96 is: 304,988.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,291.46 : 1,146,435.84 = 203,325.96 : x
  2. Step 2: Convert to fraction form
    764,291.46/1,146,435.84 = 203,325.96/x
  3. Step 3: Cross multiply
    764,291.46x = 1,146,435.84 × 203,325.96
  4. Step 4: Simplify right side
    764,291.46x = 233,100,167,746.41
  5. Step 5: Solve for x
    x = 233,100,167,746.41/764,291.46
  6. Step 6: Final answer
    x = 304,988.58

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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.