Home / 764,677.28-1,146,941.76-232,202.92

Finding the Fourth Proportional to 764,677.28, 1,146,941.76 and 232,202.92

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Solution

The fourth proportional to 764,677.28, 1,146,941.76 and 232,202.92 is: 348,281.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,677.28 : 1,146,941.76 = 232,202.92 : x
  2. Step 2: Convert to fraction form
    764,677.28/1,146,941.76 = 232,202.92/x
  3. Step 3: Cross multiply
    764,677.28x = 1,146,941.76 × 232,202.92
  4. Step 4: Simplify right side
    764,677.28x = 266,323,225,741.94
  5. Step 5: Solve for x
    x = 266,323,225,741.94/764,677.28
  6. Step 6: Final answer
    x = 348,281.86

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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.