Home / 219,944.52-331,564.96-205,297.02

Finding the Fourth Proportional to 219,944.52, 331,564.96 and 205,297.02

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Solution

The fourth proportional to 219,944.52, 331,564.96 and 205,297.02 is: 309,483.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,944.52 : 331,564.96 = 205,297.02 : x
  2. Step 2: Convert to fraction form
    219,944.52/331,564.96 = 205,297.02/x
  3. Step 3: Cross multiply
    219,944.52x = 331,564.96 × 205,297.02
  4. Step 4: Simplify right side
    219,944.52x = 68,069,298,224.42
  5. Step 5: Solve for x
    x = 68,069,298,224.42/219,944.52
  6. Step 6: Final answer
    x = 309,483.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.