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Finding the Fourth Proportional to 276,030.88, 414,023.23 and 76,353.73

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Solution

The fourth proportional to 276,030.88, 414,023.23 and 76,353.73 is: 114,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,030.88 : 414,023.23 = 76,353.73 : x
  2. Step 2: Convert to fraction form
    276,030.88/414,023.23 = 76,353.73/x
  3. Step 3: Cross multiply
    276,030.88x = 414,023.23 × 76,353.73
  4. Step 4: Simplify right side
    276,030.88x = 31,612,215,465.26
  5. Step 5: Solve for x
    x = 31,612,215,465.26/276,030.88
  6. Step 6: Final answer
    x = 114,524.20

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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.