Home / 455,317.29-682,401.69-230,734.26

Finding the Fourth Proportional to 455,317.29, 682,401.69 and 230,734.26

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Solution

The fourth proportional to 455,317.29, 682,401.69 and 230,734.26 is: 345,810.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,317.29 : 682,401.69 = 230,734.26 : x
  2. Step 2: Convert to fraction form
    455,317.29/682,401.69 = 230,734.26/x
  3. Step 3: Cross multiply
    455,317.29x = 682,401.69 × 230,734.26
  4. Step 4: Simplify right side
    455,317.29x = 157,453,448,964.90
  5. Step 5: Solve for x
    x = 157,453,448,964.90/455,317.29
  6. Step 6: Final answer
    x = 345,810.39

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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.