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Finding the Fourth Proportional to 805,353.82, 1,208,038.01 and 244,388.32

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Solution

The fourth proportional to 805,353.82, 1,208,038.01 and 244,388.32 is: 366,584.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,353.82 : 1,208,038.01 = 244,388.32 : x
  2. Step 2: Convert to fraction form
    805,353.82/1,208,038.01 = 244,388.32/x
  3. Step 3: Cross multiply
    805,353.82x = 1,208,038.01 × 244,388.32
  4. Step 4: Simplify right side
    805,353.82x = 295,230,378,538.10
  5. Step 5: Solve for x
    x = 295,230,378,538.10/805,353.82
  6. Step 6: Final answer
    x = 366,584.69

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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.