Home / 298,999.15-412,283.62-244,381.86

Finding the Fourth Proportional to 298,999.15, 412,283.62 and 244,381.86

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Solution

The fourth proportional to 298,999.15, 412,283.62 and 244,381.86 is: 336,972.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,999.15 : 412,283.62 = 244,381.86 : x
  2. Step 2: Convert to fraction form
    298,999.15/412,283.62 = 244,381.86/x
  3. Step 3: Cross multiply
    298,999.15x = 412,283.62 × 244,381.86
  4. Step 4: Simplify right side
    298,999.15x = 100,754,638,208.61
  5. Step 5: Solve for x
    x = 100,754,638,208.61/298,999.15
  6. Step 6: Final answer
    x = 336,972.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.