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Finding the Fourth Proportional to 1,371.48, 2,054.27 and 590.46

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Solution

The fourth proportional to 1,371.48, 2,054.27 and 590.46 is: 884.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371.48 : 2,054.27 = 590.46 : x
  2. Step 2: Convert to fraction form
    1,371.48/2,054.27 = 590.46/x
  3. Step 3: Cross multiply
    1,371.48x = 2,054.27 × 590.46
  4. Step 4: Simplify right side
    1,371.48x = 1,212,964.26
  5. Step 5: Solve for x
    x = 1,212,964.26/1,371.48
  6. Step 6: Final answer
    x = 884.42

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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.