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Finding the Fourth Proportional to 444,082.38, 612,099.63 and 330,863.82

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Solution

The fourth proportional to 444,082.38, 612,099.63 and 330,863.82 is: 456,045.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,082.38 : 612,099.63 = 330,863.82 : x
  2. Step 2: Convert to fraction form
    444,082.38/612,099.63 = 330,863.82/x
  3. Step 3: Cross multiply
    444,082.38x = 612,099.63 × 330,863.82
  4. Step 4: Simplify right side
    444,082.38x = 202,521,621,802.39
  5. Step 5: Solve for x
    x = 202,521,621,802.39/444,082.38
  6. Step 6: Final answer
    x = 456,045.16

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1.5x scale

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.