Home / 766,769.85-1,150,361.85-234,276.36

Finding the Fourth Proportional to 766,769.85, 1,150,361.85 and 234,276.36

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Solution

The fourth proportional to 766,769.85, 1,150,361.85 and 234,276.36 is: 351,477.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,769.85 : 1,150,361.85 = 234,276.36 : x
  2. Step 2: Convert to fraction form
    766,769.85/1,150,361.85 = 234,276.36/x
  3. Step 3: Cross multiply
    766,769.85x = 1,150,361.85 × 234,276.36
  4. Step 4: Simplify right side
    766,769.85x = 269,502,586,900.87
  5. Step 5: Solve for x
    x = 269,502,586,900.87/766,769.85
  6. Step 6: Final answer
    x = 351,477.81

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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.