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Finding the Fourth Proportional to 598,440.44, 825,954.63 and 356,738.42

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Solution

The fourth proportional to 598,440.44, 825,954.63 and 356,738.42 is: 492,362.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,440.44 : 825,954.63 = 356,738.42 : x
  2. Step 2: Convert to fraction form
    598,440.44/825,954.63 = 356,738.42/x
  3. Step 3: Cross multiply
    598,440.44x = 825,954.63 × 356,738.42
  4. Step 4: Simplify right side
    598,440.44x = 294,649,749,697.89
  5. Step 5: Solve for x
    x = 294,649,749,697.89/598,440.44
  6. Step 6: Final answer
    x = 492,362.70

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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.