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Finding the Fourth Proportional to 260,701.20, 365,769 and 260,701.20

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Solution

The fourth proportional to 260,701.20, 365,769 and 260,701.20 is: 365,769

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,701.20 : 365,769 = 260,701.20 : x
  2. Step 2: Convert to fraction form
    260,701.20/365,769 = 260,701.20/x
  3. Step 3: Cross multiply
    260,701.20x = 365,769 × 260,701.20
  4. Step 4: Simplify right side
    260,701.20x = 95,356,417,222.80
  5. Step 5: Solve for x
    x = 95,356,417,222.80/260,701.20
  6. Step 6: Final answer
    x = 365,769

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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.