Home / 412,676.19-619,069.37-163,299.87

Finding the Fourth Proportional to 412,676.19, 619,069.37 and 163,299.87

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Solution

The fourth proportional to 412,676.19, 619,069.37 and 163,299.87 is: 244,971.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,676.19 : 619,069.37 = 163,299.87 : x
  2. Step 2: Convert to fraction form
    412,676.19/619,069.37 = 163,299.87/x
  3. Step 3: Cross multiply
    412,676.19x = 619,069.37 × 163,299.87
  4. Step 4: Simplify right side
    412,676.19x = 101,093,946,825.48
  5. Step 5: Solve for x
    x = 101,093,946,825.48/412,676.19
  6. Step 6: Final answer
    x = 244,971.60

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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.