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Finding the Fourth Proportional to 244,477.60, 365,043.84 and 219,012.80

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Solution

The fourth proportional to 244,477.60, 365,043.84 and 219,012.80 is: 327,020.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,477.60 : 365,043.84 = 219,012.80 : x
  2. Step 2: Convert to fraction form
    244,477.60/365,043.84 = 219,012.80/x
  3. Step 3: Cross multiply
    244,477.60x = 365,043.84 × 219,012.80
  4. Step 4: Simplify right side
    244,477.60x = 79,949,273,521.15
  5. Step 5: Solve for x
    x = 79,949,273,521.15/244,477.60
  6. Step 6: Final answer
    x = 327,020.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.