Home / 682,023.52-1,022,719.38-255,242.89

Finding the Fourth Proportional to 682,023.52, 1,022,719.38 and 255,242.89

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Solution

The fourth proportional to 682,023.52, 1,022,719.38 and 255,242.89 is: 382,746.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,023.52 : 1,022,719.38 = 255,242.89 : x
  2. Step 2: Convert to fraction form
    682,023.52/1,022,719.38 = 255,242.89/x
  3. Step 3: Cross multiply
    682,023.52x = 1,022,719.38 × 255,242.89
  4. Step 4: Simplify right side
    682,023.52x = 261,041,850,210.21
  5. Step 5: Solve for x
    x = 261,041,850,210.21/682,023.52
  6. Step 6: Final answer
    x = 382,746.11

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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.