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Finding the Fourth Proportional to 265,477.70, 366,355.00 and 144,620.44

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Solution

The fourth proportional to 265,477.70, 366,355.00 and 144,620.44 is: 199,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,477.70 : 366,355.00 = 144,620.44 : x
  2. Step 2: Convert to fraction form
    265,477.70/366,355.00 = 144,620.44/x
  3. Step 3: Cross multiply
    265,477.70x = 366,355.00 × 144,620.44
  4. Step 4: Simplify right side
    265,477.70x = 52,982,420,561.09
  5. Step 5: Solve for x
    x = 52,982,420,561.09/265,477.70
  6. Step 6: Final answer
    x = 199,573.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.