Home / 455,241.11-628,232.84-251,292.15

Finding the Fourth Proportional to 455,241.11, 628,232.84 and 251,292.15

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Solution

The fourth proportional to 455,241.11, 628,232.84 and 251,292.15 is: 346,783.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,241.11 : 628,232.84 = 251,292.15 : x
  2. Step 2: Convert to fraction form
    455,241.11/628,232.84 = 251,292.15/x
  3. Step 3: Cross multiply
    455,241.11x = 628,232.84 × 251,292.15
  4. Step 4: Simplify right side
    455,241.11x = 157,869,981,692.44
  5. Step 5: Solve for x
    x = 157,869,981,692.44/455,241.11
  6. Step 6: Final answer
    x = 346,783.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.