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Finding the Fourth Proportional to 260,723.70, 365,800.50 and 260,723.70

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Solution

The fourth proportional to 260,723.70, 365,800.50 and 260,723.70 is: 365,800.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,723.70 : 365,800.50 = 260,723.70 : x
  2. Step 2: Convert to fraction form
    260,723.70/365,800.50 = 260,723.70/x
  3. Step 3: Cross multiply
    260,723.70x = 365,800.50 × 260,723.70
  4. Step 4: Simplify right side
    260,723.70x = 95,372,859,821.85
  5. Step 5: Solve for x
    x = 95,372,859,821.85/260,723.70
  6. Step 6: Final answer
    x = 365,800.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.