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Finding the Fourth Proportional to 295,588.96, 443,560.08 and 108,619.36

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Solution

The fourth proportional to 295,588.96, 443,560.08 and 108,619.36 is: 162,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,588.96 : 443,560.08 = 108,619.36 : x
  2. Step 2: Convert to fraction form
    295,588.96/443,560.08 = 108,619.36/x
  3. Step 3: Cross multiply
    295,588.96x = 443,560.08 × 108,619.36
  4. Step 4: Simplify right side
    295,588.96x = 48,179,212,011.15
  5. Step 5: Solve for x
    x = 48,179,212,011.15/295,588.96
  6. Step 6: Final answer
    x = 162,993.95

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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.