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Finding the Fourth Proportional to 644,675.01, 967,011.45 and 171,360.37

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Solution

The fourth proportional to 644,675.01, 967,011.45 and 171,360.37 is: 257,040.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,675.01 : 967,011.45 = 171,360.37 : x
  2. Step 2: Convert to fraction form
    644,675.01/967,011.45 = 171,360.37/x
  3. Step 3: Cross multiply
    644,675.01x = 967,011.45 × 171,360.37
  4. Step 4: Simplify right side
    644,675.01x = 165,707,439,866.24
  5. Step 5: Solve for x
    x = 165,707,439,866.24/644,675.01
  6. Step 6: Final answer
    x = 257,040.27

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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.