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Finding the Fourth Proportional to 295,992.98, 443,783.52 and 127,462.76

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Solution

The fourth proportional to 295,992.98, 443,783.52 and 127,462.76 is: 191,105.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,992.98 : 443,783.52 = 127,462.76 : x
  2. Step 2: Convert to fraction form
    295,992.98/443,783.52 = 127,462.76/x
  3. Step 3: Cross multiply
    295,992.98x = 443,783.52 × 127,462.76
  4. Step 4: Simplify right side
    295,992.98x = 56,565,870,082.80
  5. Step 5: Solve for x
    x = 56,565,870,082.80/295,992.98
  6. Step 6: Final answer
    x = 191,105.45

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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.