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Finding the Fourth Proportional to 484,099.74, 668,082.33 and 269,244

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Solution

The fourth proportional to 484,099.74, 668,082.33 and 269,244 is: 371,570.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,099.74 : 668,082.33 = 269,244 : x
  2. Step 2: Convert to fraction form
    484,099.74/668,082.33 = 269,244/x
  3. Step 3: Cross multiply
    484,099.74x = 668,082.33 × 269,244
  4. Step 4: Simplify right side
    484,099.74x = 179,877,158,858.52
  5. Step 5: Solve for x
    x = 179,877,158,858.52/484,099.74
  6. Step 6: Final answer
    x = 371,570.45

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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.