Home / 766,904.60-1,149,492.90-367,736.60

Finding the Fourth Proportional to 766,904.60, 1,149,492.90 and 367,736.60

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Solution

The fourth proportional to 766,904.60, 1,149,492.90 and 367,736.60 is: 551,190.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,904.60 : 1,149,492.90 = 367,736.60 : x
  2. Step 2: Convert to fraction form
    766,904.60/1,149,492.90 = 367,736.60/x
  3. Step 3: Cross multiply
    766,904.60x = 1,149,492.90 × 367,736.60
  4. Step 4: Simplify right side
    766,904.60x = 422,710,610,770.14
  5. Step 5: Solve for x
    x = 422,710,610,770.14/766,904.60
  6. Step 6: Final answer
    x = 551,190.61

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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.