Home / 1,628.61-2,442.25-588.36

Finding the Fourth Proportional to 1,628.61, 2,442.25 and 588.36

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Solution

The fourth proportional to 1,628.61, 2,442.25 and 588.36 is: 882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628.61 : 2,442.25 = 588.36 : x
  2. Step 2: Convert to fraction form
    1,628.61/2,442.25 = 588.36/x
  3. Step 3: Cross multiply
    1,628.61x = 2,442.25 × 588.36
  4. Step 4: Simplify right side
    1,628.61x = 1,436,932.10
  5. Step 5: Solve for x
    x = 1,436,932.10/1,628.61
  6. Step 6: Final answer
    x = 882.31

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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.