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Finding the Fourth Proportional to 489,524.34, 734,107.10 and 169,593.57

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Solution

The fourth proportional to 489,524.34, 734,107.10 and 169,593.57 is: 254,328.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,524.34 : 734,107.10 = 169,593.57 : x
  2. Step 2: Convert to fraction form
    489,524.34/734,107.10 = 169,593.57/x
  3. Step 3: Cross multiply
    489,524.34x = 734,107.10 × 169,593.57
  4. Step 4: Simplify right side
    489,524.34x = 124,499,846,710.25
  5. Step 5: Solve for x
    x = 124,499,846,710.25/489,524.34
  6. Step 6: Final answer
    x = 254,328.21

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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.