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Finding the Fourth Proportional to 1,073.17, 1,480.84 and 601.03

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Solution

The fourth proportional to 1,073.17, 1,480.84 and 601.03 is: 829.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073.17 : 1,480.84 = 601.03 : x
  2. Step 2: Convert to fraction form
    1,073.17/1,480.84 = 601.03/x
  3. Step 3: Cross multiply
    1,073.17x = 1,480.84 × 601.03
  4. Step 4: Simplify right side
    1,073.17x = 890,029.27
  5. Step 5: Solve for x
    x = 890,029.27/1,073.17
  6. Step 6: Final answer
    x = 829.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.