Home / 682,682.23-1,023,985-209,366.29

Finding the Fourth Proportional to 682,682.23, 1,023,985 and 209,366.29

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Solution

The fourth proportional to 682,682.23, 1,023,985 and 209,366.29 is: 314,037.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,682.23 : 1,023,985 = 209,366.29 : x
  2. Step 2: Convert to fraction form
    682,682.23/1,023,985 = 209,366.29/x
  3. Step 3: Cross multiply
    682,682.23x = 1,023,985 × 209,366.29
  4. Step 4: Simplify right side
    682,682.23x = 214,387,940,465.65
  5. Step 5: Solve for x
    x = 214,387,940,465.65/682,682.23
  6. Step 6: Final answer
    x = 314,037.68

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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.