Home / 766,777.40-1,150,379.48-334,532.69

Finding the Fourth Proportional to 766,777.40, 1,150,379.48 and 334,532.69

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Solution

The fourth proportional to 766,777.40, 1,150,379.48 and 334,532.69 is: 501,892.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,777.40 : 1,150,379.48 = 334,532.69 : x
  2. Step 2: Convert to fraction form
    766,777.40/1,150,379.48 = 334,532.69/x
  3. Step 3: Cross multiply
    766,777.40x = 1,150,379.48 × 334,532.69
  4. Step 4: Simplify right side
    766,777.40x = 384,839,534,540.64
  5. Step 5: Solve for x
    x = 384,839,534,540.64/766,777.40
  6. Step 6: Final answer
    x = 501,892.12

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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.