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Finding the Fourth Proportional to 276,081.60, 413,903.70 and 151,422.60

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Solution

The fourth proportional to 276,081.60, 413,903.70 and 151,422.60 is: 227,013.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,081.60 : 413,903.70 = 151,422.60 : x
  2. Step 2: Convert to fraction form
    276,081.60/413,903.70 = 151,422.60/x
  3. Step 3: Cross multiply
    276,081.60x = 413,903.70 × 151,422.60
  4. Step 4: Simplify right side
    276,081.60x = 62,674,374,403.62
  5. Step 5: Solve for x
    x = 62,674,374,403.62/276,081.60
  6. Step 6: Final answer
    x = 227,013.95

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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.