Home / 276,631.40-414,947.10-247,082.60

Finding the Fourth Proportional to 276,631.40, 414,947.10 and 247,082.60

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Solution

The fourth proportional to 276,631.40, 414,947.10 and 247,082.60 is: 370,623.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,631.40 : 414,947.10 = 247,082.60 : x
  2. Step 2: Convert to fraction form
    276,631.40/414,947.10 = 247,082.60/x
  3. Step 3: Cross multiply
    276,631.40x = 414,947.10 × 247,082.60
  4. Step 4: Simplify right side
    276,631.40x = 102,526,208,330.46
  5. Step 5: Solve for x
    x = 102,526,208,330.46/276,631.40
  6. Step 6: Final answer
    x = 370,623.90

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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.