Home / 682,010.32-1,023,020.58-302,828.96

Finding the Fourth Proportional to 682,010.32, 1,023,020.58 and 302,828.96

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Solution

The fourth proportional to 682,010.32, 1,023,020.58 and 302,828.96 is: 454,245.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,010.32 : 1,023,020.58 = 302,828.96 : x
  2. Step 2: Convert to fraction form
    682,010.32/1,023,020.58 = 302,828.96/x
  3. Step 3: Cross multiply
    682,010.32x = 1,023,020.58 × 302,828.96
  4. Step 4: Simplify right side
    682,010.32x = 309,800,258,300.00
  5. Step 5: Solve for x
    x = 309,800,258,300.00/682,010.32
  6. Step 6: Final answer
    x = 454,245.70

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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.