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Finding the Fourth Proportional to 504,235.60, 695,835.84 and 274,794.73

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Solution

The fourth proportional to 504,235.60, 695,835.84 and 274,794.73 is: 379,211.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,235.60 : 695,835.84 = 274,794.73 : x
  2. Step 2: Convert to fraction form
    504,235.60/695,835.84 = 274,794.73/x
  3. Step 3: Cross multiply
    504,235.60x = 695,835.84 × 274,794.73
  4. Step 4: Simplify right side
    504,235.60x = 191,212,021,777.12
  5. Step 5: Solve for x
    x = 191,212,021,777.12/504,235.60
  6. Step 6: Final answer
    x = 379,211.67

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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.