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Finding the Fourth Proportional to 295,698.35, 443,584.45 and 115,760.54

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Solution

The fourth proportional to 295,698.35, 443,584.45 and 115,760.54 is: 173,655.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,698.35 : 443,584.45 = 115,760.54 : x
  2. Step 2: Convert to fraction form
    295,698.35/443,584.45 = 115,760.54/x
  3. Step 3: Cross multiply
    295,698.35x = 443,584.45 × 115,760.54
  4. Step 4: Simplify right side
    295,698.35x = 51,349,575,467.60
  5. Step 5: Solve for x
    x = 51,349,575,467.60/295,698.35
  6. Step 6: Final answer
    x = 173,655.27

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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.