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Finding the Fourth Proportional to 1,529.64, 2,296.80 and 799.92

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Solution

The fourth proportional to 1,529.64, 2,296.80 and 799.92 is: 1,201.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.64 : 2,296.80 = 799.92 : x
  2. Step 2: Convert to fraction form
    1,529.64/2,296.80 = 799.92/x
  3. Step 3: Cross multiply
    1,529.64x = 2,296.80 × 799.92
  4. Step 4: Simplify right side
    1,529.64x = 1,837,256.26
  5. Step 5: Solve for x
    x = 1,837,256.26/1,529.64
  6. Step 6: Final answer
    x = 1,201.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.