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Finding the Fourth Proportional to 1,048.03, 1,446.54 and 606.19

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Solution

The fourth proportional to 1,048.03, 1,446.54 and 606.19 is: 836.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048.03 : 1,446.54 = 606.19 : x
  2. Step 2: Convert to fraction form
    1,048.03/1,446.54 = 606.19/x
  3. Step 3: Cross multiply
    1,048.03x = 1,446.54 × 606.19
  4. Step 4: Simplify right side
    1,048.03x = 876,870.85
  5. Step 5: Solve for x
    x = 876,870.85/1,048.03
  6. Step 6: Final answer
    x = 836.68

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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.