Home / 682,830.72-1,026,489.78-633,506.58

Finding the Fourth Proportional to 682,830.72, 1,026,489.78 and 633,506.58

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Solution

The fourth proportional to 682,830.72, 1,026,489.78 and 633,506.58 is: 952,341.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,830.72 : 1,026,489.78 = 633,506.58 : x
  2. Step 2: Convert to fraction form
    682,830.72/1,026,489.78 = 633,506.58/x
  3. Step 3: Cross multiply
    682,830.72x = 1,026,489.78 × 633,506.58
  4. Step 4: Simplify right side
    682,830.72x = 650,288,029,932.75
  5. Step 5: Solve for x
    x = 650,288,029,932.75/682,830.72
  6. Step 6: Final answer
    x = 952,341.50

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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.