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Finding the Fourth Proportional to 275,797.10, 413,778.73 and 98,281.05

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Solution

The fourth proportional to 275,797.10, 413,778.73 and 98,281.05 is: 147,451.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,797.10 : 413,778.73 = 98,281.05 : x
  2. Step 2: Convert to fraction form
    275,797.10/413,778.73 = 98,281.05/x
  3. Step 3: Cross multiply
    275,797.10x = 413,778.73 × 98,281.05
  4. Step 4: Simplify right side
    275,797.10x = 40,666,606,438.97
  5. Step 5: Solve for x
    x = 40,666,606,438.97/275,797.10
  6. Step 6: Final answer
    x = 147,451.17

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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.