Home / 243,037.70-364,556.55-228,263.30

Finding the Fourth Proportional to 243,037.70, 364,556.55 and 228,263.30

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Solution

The fourth proportional to 243,037.70, 364,556.55 and 228,263.30 is: 342,394.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,037.70 : 364,556.55 = 228,263.30 : x
  2. Step 2: Convert to fraction form
    243,037.70/364,556.55 = 228,263.30/x
  3. Step 3: Cross multiply
    243,037.70x = 364,556.55 × 228,263.30
  4. Step 4: Simplify right side
    243,037.70x = 83,214,881,139.62
  5. Step 5: Solve for x
    x = 83,214,881,139.62/243,037.70
  6. Step 6: Final answer
    x = 342,394.95

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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.