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Finding the Fourth Proportional to 295,636.86, 443,989.80 and 273,123.30

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Solution

The fourth proportional to 295,636.86, 443,989.80 and 273,123.30 is: 410,178.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,636.86 : 443,989.80 = 273,123.30 : x
  2. Step 2: Convert to fraction form
    295,636.86/443,989.80 = 273,123.30/x
  3. Step 3: Cross multiply
    295,636.86x = 443,989.80 × 273,123.30
  4. Step 4: Simplify right side
    295,636.86x = 121,263,959,342.34
  5. Step 5: Solve for x
    x = 121,263,959,342.34/295,636.86
  6. Step 6: Final answer
    x = 410,178.76

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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.