Home / 635,539.90-953,342.68-162,229.36

Finding the Fourth Proportional to 635,539.90, 953,342.68 and 162,229.36

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Solution

The fourth proportional to 635,539.90, 953,342.68 and 162,229.36 is: 243,352.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,539.90 : 953,342.68 = 162,229.36 : x
  2. Step 2: Convert to fraction form
    635,539.90/953,342.68 = 162,229.36/x
  3. Step 3: Cross multiply
    635,539.90x = 953,342.68 × 162,229.36
  4. Step 4: Simplify right side
    635,539.90x = 154,660,172,837.09
  5. Step 5: Solve for x
    x = 154,660,172,837.09/635,539.90
  6. Step 6: Final answer
    x = 243,352.42

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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.