Home / 757,329.21-1,135,659.69-283,682.25

Finding the Fourth Proportional to 757,329.21, 1,135,659.69 and 283,682.25

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Solution

The fourth proportional to 757,329.21, 1,135,659.69 and 283,682.25 is: 425,398.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,329.21 : 1,135,659.69 = 283,682.25 : x
  2. Step 2: Convert to fraction form
    757,329.21/1,135,659.69 = 283,682.25/x
  3. Step 3: Cross multiply
    757,329.21x = 1,135,659.69 × 283,682.25
  4. Step 4: Simplify right side
    757,329.21x = 322,166,496,093.50
  5. Step 5: Solve for x
    x = 322,166,496,093.50/757,329.21
  6. Step 6: Final answer
    x = 425,398.22

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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.