Home / 276,056.20-414,084.30-242,813.80

Finding the Fourth Proportional to 276,056.20, 414,084.30 and 242,813.80

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Solution

The fourth proportional to 276,056.20, 414,084.30 and 242,813.80 is: 364,220.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,056.20 : 414,084.30 = 242,813.80 : x
  2. Step 2: Convert to fraction form
    276,056.20/414,084.30 = 242,813.80/x
  3. Step 3: Cross multiply
    276,056.20x = 414,084.30 × 242,813.80
  4. Step 4: Simplify right side
    276,056.20x = 100,545,382,403.34
  5. Step 5: Solve for x
    x = 100,545,382,403.34/276,056.20
  6. Step 6: Final answer
    x = 364,220.70

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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.