Home / 489,284.89-733,977.72-169,436.14

Finding the Fourth Proportional to 489,284.89, 733,977.72 and 169,436.14

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Solution

The fourth proportional to 489,284.89, 733,977.72 and 169,436.14 is: 254,171.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,284.89 : 733,977.72 = 169,436.14 : x
  2. Step 2: Convert to fraction form
    489,284.89/733,977.72 = 169,436.14/x
  3. Step 3: Cross multiply
    489,284.89x = 733,977.72 × 169,436.14
  4. Step 4: Simplify right side
    489,284.89x = 124,362,351,722.80
  5. Step 5: Solve for x
    x = 124,362,351,722.80/489,284.89
  6. Step 6: Final answer
    x = 254,171.66

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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.