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Finding the Fourth Proportional to 335,751.40, 503,442.78 and 230,596.84

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Solution

The fourth proportional to 335,751.40, 503,442.78 and 230,596.84 is: 345,768.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,751.40 : 503,442.78 = 230,596.84 : x
  2. Step 2: Convert to fraction form
    335,751.40/503,442.78 = 230,596.84/x
  3. Step 3: Cross multiply
    335,751.40x = 503,442.78 × 230,596.84
  4. Step 4: Simplify right side
    335,751.40x = 116,092,314,188.82
  5. Step 5: Solve for x
    x = 116,092,314,188.82/335,751.40
  6. Step 6: Final answer
    x = 345,768.67

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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.