Home / 823,056.20-1,234,702.58-254,481.60

Finding the Fourth Proportional to 823,056.20, 1,234,702.58 and 254,481.60

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Solution

The fourth proportional to 823,056.20, 1,234,702.58 and 254,481.60 is: 381,758.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,056.20 : 1,234,702.58 = 254,481.60 : x
  2. Step 2: Convert to fraction form
    823,056.20/1,234,702.58 = 254,481.60/x
  3. Step 3: Cross multiply
    823,056.20x = 1,234,702.58 × 254,481.60
  4. Step 4: Simplify right side
    823,056.20x = 314,209,088,082.53
  5. Step 5: Solve for x
    x = 314,209,088,082.53/823,056.20
  6. Step 6: Final answer
    x = 381,758.97

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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.