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Finding the Fourth Proportional to 295,654.82, 443,597.28 and 118,212.58

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Solution

The fourth proportional to 295,654.82, 443,597.28 and 118,212.58 is: 177,364.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,654.82 : 443,597.28 = 118,212.58 : x
  2. Step 2: Convert to fraction form
    295,654.82/443,597.28 = 118,212.58/x
  3. Step 3: Cross multiply
    295,654.82x = 443,597.28 × 118,212.58
  4. Step 4: Simplify right side
    295,654.82x = 52,438,776,731.80
  5. Step 5: Solve for x
    x = 52,438,776,731.80/295,654.82
  6. Step 6: Final answer
    x = 177,364.86

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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.