Home / 276,042.08-381,228.49-245,951.90

Finding the Fourth Proportional to 276,042.08, 381,228.49 and 245,951.90

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Solution

The fourth proportional to 276,042.08, 381,228.49 and 245,951.90 is: 339,672.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,042.08 : 381,228.49 = 245,951.90 : x
  2. Step 2: Convert to fraction form
    276,042.08/381,228.49 = 245,951.90/x
  3. Step 3: Cross multiply
    276,042.08x = 381,228.49 × 245,951.90
  4. Step 4: Simplify right side
    276,042.08x = 93,763,871,449.63
  5. Step 5: Solve for x
    x = 93,763,871,449.63/276,042.08
  6. Step 6: Final answer
    x = 339,672.38

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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.