Home / 682,937.54-1,024,408.74-209,622.94

Finding the Fourth Proportional to 682,937.54, 1,024,408.74 and 209,622.94

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Solution

The fourth proportional to 682,937.54, 1,024,408.74 and 209,622.94 is: 314,435.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,937.54 : 1,024,408.74 = 209,622.94 : x
  2. Step 2: Convert to fraction form
    682,937.54/1,024,408.74 = 209,622.94/x
  3. Step 3: Cross multiply
    682,937.54x = 1,024,408.74 × 209,622.94
  4. Step 4: Simplify right side
    682,937.54x = 214,739,571,840.50
  5. Step 5: Solve for x
    x = 214,739,571,840.50/682,937.54
  6. Step 6: Final answer
    x = 314,435.16

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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.