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Finding the Fourth Proportional to 1,525.86, 2,289.75 and 601.26

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Solution

The fourth proportional to 1,525.86, 2,289.75 and 601.26 is: 902.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.86 : 2,289.75 = 601.26 : x
  2. Step 2: Convert to fraction form
    1,525.86/2,289.75 = 601.26/x
  3. Step 3: Cross multiply
    1,525.86x = 2,289.75 × 601.26
  4. Step 4: Simplify right side
    1,525.86x = 1,376,735.09
  5. Step 5: Solve for x
    x = 1,376,735.09/1,525.86
  6. Step 6: Final answer
    x = 902.27

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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.