Home / 489,238.38-733,850.28-169,623.18

Finding the Fourth Proportional to 489,238.38, 733,850.28 and 169,623.18

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Solution

The fourth proportional to 489,238.38, 733,850.28 and 169,623.18 is: 254,432.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,238.38 : 733,850.28 = 169,623.18 : x
  2. Step 2: Convert to fraction form
    489,238.38/733,850.28 = 169,623.18/x
  3. Step 3: Cross multiply
    489,238.38x = 733,850.28 × 169,623.18
  4. Step 4: Simplify right side
    489,238.38x = 124,478,018,137.49
  5. Step 5: Solve for x
    x = 124,478,018,137.49/489,238.38
  6. Step 6: Final answer
    x = 254,432.24

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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.