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Finding the Fourth Proportional to 644,239.63, 966,483.95 and 244,849.26

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Solution

The fourth proportional to 644,239.63, 966,483.95 and 244,849.26 is: 367,321.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,239.63 : 966,483.95 = 244,849.26 : x
  2. Step 2: Convert to fraction form
    644,239.63/966,483.95 = 244,849.26/x
  3. Step 3: Cross multiply
    644,239.63x = 966,483.95 × 244,849.26
  4. Step 4: Simplify right side
    644,239.63x = 236,642,879,027.41
  5. Step 5: Solve for x
    x = 236,642,879,027.41/644,239.63
  6. Step 6: Final answer
    x = 367,321.21

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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.