Home / 276,493.82-381,623.67-180,945.14

Finding the Fourth Proportional to 276,493.82, 381,623.67 and 180,945.14

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Solution

The fourth proportional to 276,493.82, 381,623.67 and 180,945.14 is: 249,745.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,493.82 : 381,623.67 = 180,945.14 : x
  2. Step 2: Convert to fraction form
    276,493.82/381,623.67 = 180,945.14/x
  3. Step 3: Cross multiply
    276,493.82x = 381,623.67 × 180,945.14
  4. Step 4: Simplify right side
    276,493.82x = 69,052,946,487.35
  5. Step 5: Solve for x
    x = 69,052,946,487.35/276,493.82
  6. Step 6: Final answer
    x = 249,745.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.