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Finding the Fourth Proportional to 1,525.93, 2,288.99 and 552.04

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Solution

The fourth proportional to 1,525.93, 2,288.99 and 552.04 is: 828.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.93 : 2,288.99 = 552.04 : x
  2. Step 2: Convert to fraction form
    1,525.93/2,288.99 = 552.04/x
  3. Step 3: Cross multiply
    1,525.93x = 2,288.99 × 552.04
  4. Step 4: Simplify right side
    1,525.93x = 1,263,611.28
  5. Step 5: Solve for x
    x = 1,263,611.28/1,525.93
  6. Step 6: Final answer
    x = 828.09

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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.