Home / 682,023.80-1,023,035.70-670,359.80

Finding the Fourth Proportional to 682,023.80, 1,023,035.70 and 670,359.80

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Solution

The fourth proportional to 682,023.80, 1,023,035.70 and 670,359.80 is: 1,005,539.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,023.80 : 1,023,035.70 = 670,359.80 : x
  2. Step 2: Convert to fraction form
    682,023.80/1,023,035.70 = 670,359.80/x
  3. Step 3: Cross multiply
    682,023.80x = 1,023,035.70 × 670,359.80
  4. Step 4: Simplify right side
    682,023.80x = 685,802,007,244.86
  5. Step 5: Solve for x
    x = 685,802,007,244.86/682,023.80
  6. Step 6: Final answer
    x = 1,005,539.70

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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.