Home / 668,583.92-1,003,220.76-444,099.44

Finding the Fourth Proportional to 668,583.92, 1,003,220.76 and 444,099.44

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Solution

The fourth proportional to 668,583.92, 1,003,220.76 and 444,099.44 is: 666,378.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,583.92 : 1,003,220.76 = 444,099.44 : x
  2. Step 2: Convert to fraction form
    668,583.92/1,003,220.76 = 444,099.44/x
  3. Step 3: Cross multiply
    668,583.92x = 1,003,220.76 × 444,099.44
  4. Step 4: Simplify right side
    668,583.92x = 445,529,777,712.37
  5. Step 5: Solve for x
    x = 445,529,777,712.37/668,583.92
  6. Step 6: Final answer
    x = 666,378.24

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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.