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Finding the Fourth Proportional to 1,525.55, 2,287.64 and 600.39

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Solution

The fourth proportional to 1,525.55, 2,287.64 and 600.39 is: 900.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.55 : 2,287.64 = 600.39 : x
  2. Step 2: Convert to fraction form
    1,525.55/2,287.64 = 600.39/x
  3. Step 3: Cross multiply
    1,525.55x = 2,287.64 × 600.39
  4. Step 4: Simplify right side
    1,525.55x = 1,373,473.18
  5. Step 5: Solve for x
    x = 1,373,473.18/1,525.55
  6. Step 6: Final answer
    x = 900.32

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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.