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Finding the Fourth Proportional to 304,367.68, 456,613.78 and 104,662.11

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Solution

The fourth proportional to 304,367.68, 456,613.78 and 104,662.11 is: 157,014.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,367.68 : 456,613.78 = 104,662.11 : x
  2. Step 2: Convert to fraction form
    304,367.68/456,613.78 = 104,662.11/x
  3. Step 3: Cross multiply
    304,367.68x = 456,613.78 × 104,662.11
  4. Step 4: Simplify right side
    304,367.68x = 47,790,161,669.88
  5. Step 5: Solve for x
    x = 47,790,161,669.88/304,367.68
  6. Step 6: Final answer
    x = 157,014.57

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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.