Home / 766,780.09-1,150,383.50-334,535.37

Finding the Fourth Proportional to 766,780.09, 1,150,383.50 and 334,535.37

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Solution

The fourth proportional to 766,780.09, 1,150,383.50 and 334,535.37 is: 501,896.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,780.09 : 1,150,383.50 = 334,535.37 : x
  2. Step 2: Convert to fraction form
    766,780.09/1,150,383.50 = 334,535.37/x
  3. Step 3: Cross multiply
    766,780.09x = 1,150,383.50 × 334,535.37
  4. Step 4: Simplify right side
    766,780.09x = 384,843,969,814.40
  5. Step 5: Solve for x
    x = 384,843,969,814.40/766,780.09
  6. Step 6: Final answer
    x = 501,896.14

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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.