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Finding the Fourth Proportional to 1,046.04, 1,571.49 and 900.24

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Solution

The fourth proportional to 1,046.04, 1,571.49 and 900.24 is: 1,352.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046.04 : 1,571.49 = 900.24 : x
  2. Step 2: Convert to fraction form
    1,046.04/1,571.49 = 900.24/x
  3. Step 3: Cross multiply
    1,046.04x = 1,571.49 × 900.24
  4. Step 4: Simplify right side
    1,046.04x = 1,414,718.16
  5. Step 5: Solve for x
    x = 1,414,718.16/1,046.04
  6. Step 6: Final answer
    x = 1,352.45

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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.