Home / 328,835.03-493,269.56-104,219.33

Finding the Fourth Proportional to 328,835.03, 493,269.56 and 104,219.33

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Solution

The fourth proportional to 328,835.03, 493,269.56 and 104,219.33 is: 156,334.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,835.03 : 493,269.56 = 104,219.33 : x
  2. Step 2: Convert to fraction form
    328,835.03/493,269.56 = 104,219.33/x
  3. Step 3: Cross multiply
    328,835.03x = 493,269.56 × 104,219.33
  4. Step 4: Simplify right side
    328,835.03x = 51,408,222,531.50
  5. Step 5: Solve for x
    x = 51,408,222,531.50/328,835.03
  6. Step 6: Final answer
    x = 156,334.39

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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.