Home / 757,429.88-1,135,347.28-251,855.02

Finding the Fourth Proportional to 757,429.88, 1,135,347.28 and 251,855.02

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Solution

The fourth proportional to 757,429.88, 1,135,347.28 and 251,855.02 is: 377,517.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,429.88 : 1,135,347.28 = 251,855.02 : x
  2. Step 2: Convert to fraction form
    757,429.88/1,135,347.28 = 251,855.02/x
  3. Step 3: Cross multiply
    757,429.88x = 1,135,347.28 × 251,855.02
  4. Step 4: Simplify right side
    757,429.88x = 285,942,911,911.35
  5. Step 5: Solve for x
    x = 285,942,911,911.35/757,429.88
  6. Step 6: Final answer
    x = 377,517.34

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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.