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Finding the Fourth Proportional to 1,550.52, 2,326.19 and 900.63

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Solution

The fourth proportional to 1,550.52, 2,326.19 and 900.63 is: 1,351.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550.52 : 2,326.19 = 900.63 : x
  2. Step 2: Convert to fraction form
    1,550.52/2,326.19 = 900.63/x
  3. Step 3: Cross multiply
    1,550.52x = 2,326.19 × 900.63
  4. Step 4: Simplify right side
    1,550.52x = 2,095,032.00
  5. Step 5: Solve for x
    x = 2,095,032.00/1,550.52
  6. Step 6: Final answer
    x = 1,351.18

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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.