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Finding the Fourth Proportional to 1,332.26, 1,998.69 and 601.95

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Solution

The fourth proportional to 1,332.26, 1,998.69 and 601.95 is: 903.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332.26 : 1,998.69 = 601.95 : x
  2. Step 2: Convert to fraction form
    1,332.26/1,998.69 = 601.95/x
  3. Step 3: Cross multiply
    1,332.26x = 1,998.69 × 601.95
  4. Step 4: Simplify right side
    1,332.26x = 1,203,111.45
  5. Step 5: Solve for x
    x = 1,203,111.45/1,332.26
  6. Step 6: Final answer
    x = 903.06

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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.