Home / 668,753.64-1,003,474.44-444,269.16

Finding the Fourth Proportional to 668,753.64, 1,003,474.44 and 444,269.16

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Solution

The fourth proportional to 668,753.64, 1,003,474.44 and 444,269.16 is: 666,632.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,753.64 : 1,003,474.44 = 444,269.16 : x
  2. Step 2: Convert to fraction form
    668,753.64/1,003,474.44 = 444,269.16/x
  3. Step 3: Cross multiply
    668,753.64x = 1,003,474.44 × 444,269.16
  4. Step 4: Simplify right side
    668,753.64x = 445,812,746,540.27
  5. Step 5: Solve for x
    x = 445,812,746,540.27/668,753.64
  6. Step 6: Final answer
    x = 666,632.25

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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.