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Finding the Fourth Proportional to 868,041, 1,302,048.06 and 236,952.96

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Solution

The fourth proportional to 868,041, 1,302,048.06 and 236,952.96 is: 355,425.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,041 : 1,302,048.06 = 236,952.96 : x
  2. Step 2: Convert to fraction form
    868,041/1,302,048.06 = 236,952.96/x
  3. Step 3: Cross multiply
    868,041x = 1,302,048.06 × 236,952.96
  4. Step 4: Simplify right side
    868,041x = 308,524,141,879.26
  5. Step 5: Solve for x
    x = 308,524,141,879.26/868,041
  6. Step 6: Final answer
    x = 355,425.77

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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.