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Finding the Fourth Proportional to 276,622.80, 414,196.08 and 276,622.80

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Solution

The fourth proportional to 276,622.80, 414,196.08 and 276,622.80 is: 414,196.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,622.80 : 414,196.08 = 276,622.80 : x
  2. Step 2: Convert to fraction form
    276,622.80/414,196.08 = 276,622.80/x
  3. Step 3: Cross multiply
    276,622.80x = 414,196.08 × 276,622.80
  4. Step 4: Simplify right side
    276,622.80x = 114,576,079,398.62
  5. Step 5: Solve for x
    x = 114,576,079,398.62/276,622.80
  6. Step 6: Final answer
    x = 414,196.08

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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.