Home / 412,541.92-569,297.60-228,779.44

Finding the Fourth Proportional to 412,541.92, 569,297.60 and 228,779.44

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Solution

The fourth proportional to 412,541.92, 569,297.60 and 228,779.44 is: 315,709.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,541.92 : 569,297.60 = 228,779.44 : x
  2. Step 2: Convert to fraction form
    412,541.92/569,297.60 = 228,779.44/x
  3. Step 3: Cross multiply
    412,541.92x = 569,297.60 × 228,779.44
  4. Step 4: Simplify right side
    412,541.92x = 130,243,586,121.34
  5. Step 5: Solve for x
    x = 130,243,586,121.34/412,541.92
  6. Step 6: Final answer
    x = 315,709.94

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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.