Home / 757,426.88-1,135,342.78-251,852.02

Finding the Fourth Proportional to 757,426.88, 1,135,342.78 and 251,852.02

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Solution

The fourth proportional to 757,426.88, 1,135,342.78 and 251,852.02 is: 377,512.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,426.88 : 1,135,342.78 = 251,852.02 : x
  2. Step 2: Convert to fraction form
    757,426.88/1,135,342.78 = 251,852.02/x
  3. Step 3: Cross multiply
    757,426.88x = 1,135,342.78 × 251,852.02
  4. Step 4: Simplify right side
    757,426.88x = 285,938,372,535.42
  5. Step 5: Solve for x
    x = 285,938,372,535.42/757,426.88
  6. Step 6: Final answer
    x = 377,512.84

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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.