Home / 364,977.23-503,663.60-203,835.11

Finding the Fourth Proportional to 364,977.23, 503,663.60 and 203,835.11

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Solution

The fourth proportional to 364,977.23, 503,663.60 and 203,835.11 is: 281,289.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,977.23 : 503,663.60 = 203,835.11 : x
  2. Step 2: Convert to fraction form
    364,977.23/503,663.60 = 203,835.11/x
  3. Step 3: Cross multiply
    364,977.23x = 503,663.60 × 203,835.11
  4. Step 4: Simplify right side
    364,977.23x = 102,664,324,289.82
  5. Step 5: Solve for x
    x = 102,664,324,289.82/364,977.23
  6. Step 6: Final answer
    x = 281,289.67

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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.