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Finding the Fourth Proportional to 293,559.71, 440,514.52 and 106,585.79

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Solution

The fourth proportional to 293,559.71, 440,514.52 and 106,585.79 is: 159,942.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,559.71 : 440,514.52 = 106,585.79 : x
  2. Step 2: Convert to fraction form
    293,559.71/440,514.52 = 106,585.79/x
  3. Step 3: Cross multiply
    293,559.71x = 440,514.52 × 106,585.79
  4. Step 4: Simplify right side
    293,559.71x = 46,952,585,651.63
  5. Step 5: Solve for x
    x = 46,952,585,651.63/293,559.71
  6. Step 6: Final answer
    x = 159,942.20

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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.