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Finding the Fourth Proportional to 276,330.85, 414,277.58 and 151,671.85

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Solution

The fourth proportional to 276,330.85, 414,277.58 and 151,671.85 is: 227,387.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,330.85 : 414,277.58 = 151,671.85 : x
  2. Step 2: Convert to fraction form
    276,330.85/414,277.58 = 151,671.85/x
  3. Step 3: Cross multiply
    276,330.85x = 414,277.58 × 151,671.85
  4. Step 4: Simplify right side
    276,330.85x = 62,834,246,213.76
  5. Step 5: Solve for x
    x = 62,834,246,213.76/276,330.85
  6. Step 6: Final answer
    x = 227,387.74

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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.