Home / 298,790.31-412,325.37-162,825.24

Finding the Fourth Proportional to 298,790.31, 412,325.37 and 162,825.24

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Solution

The fourth proportional to 298,790.31, 412,325.37 and 162,825.24 is: 224,695.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,790.31 : 412,325.37 = 162,825.24 : x
  2. Step 2: Convert to fraction form
    298,790.31/412,325.37 = 162,825.24/x
  3. Step 3: Cross multiply
    298,790.31x = 412,325.37 × 162,825.24
  4. Step 4: Simplify right side
    298,790.31x = 67,136,977,328.34
  5. Step 5: Solve for x
    x = 67,136,977,328.34/298,790.31
  6. Step 6: Final answer
    x = 224,695.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.