Home / 260,609.90-390,997.83-116,493.62

Finding the Fourth Proportional to 260,609.90, 390,997.83 and 116,493.62

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Solution

The fourth proportional to 260,609.90, 390,997.83 and 116,493.62 is: 174,777.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,609.90 : 390,997.83 = 116,493.62 : x
  2. Step 2: Convert to fraction form
    260,609.90/390,997.83 = 116,493.62/x
  3. Step 3: Cross multiply
    260,609.90x = 390,997.83 × 116,493.62
  4. Step 4: Simplify right side
    260,609.90x = 45,548,752,628.84
  5. Step 5: Solve for x
    x = 45,548,752,628.84/260,609.90
  6. Step 6: Final answer
    x = 174,777.52

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1.5x scale

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.