Home / 635,821.70-953,693.92-225,511.34

Finding the Fourth Proportional to 635,821.70, 953,693.92 and 225,511.34

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Solution

The fourth proportional to 635,821.70, 953,693.92 and 225,511.34 is: 338,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,821.70 : 953,693.92 = 225,511.34 : x
  2. Step 2: Convert to fraction form
    635,821.70/953,693.92 = 225,511.34/x
  3. Step 3: Cross multiply
    635,821.70x = 953,693.92 × 225,511.34
  4. Step 4: Simplify right side
    635,821.70x = 215,068,788,516.81
  5. Step 5: Solve for x
    x = 215,068,788,516.81/635,821.70
  6. Step 6: Final answer
    x = 338,253.30

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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.