Home / 693,252.80-1,039,879.20-682,755.20

Finding the Fourth Proportional to 693,252.80, 1,039,879.20 and 682,755.20

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Solution

The fourth proportional to 693,252.80, 1,039,879.20 and 682,755.20 is: 1,024,132.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,252.80 : 1,039,879.20 = 682,755.20 : x
  2. Step 2: Convert to fraction form
    693,252.80/1,039,879.20 = 682,755.20/x
  3. Step 3: Cross multiply
    693,252.80x = 1,039,879.20 × 682,755.20
  4. Step 4: Simplify right side
    693,252.80x = 709,982,931,171.84
  5. Step 5: Solve for x
    x = 709,982,931,171.84/693,252.80
  6. Step 6: Final answer
    x = 1,024,132.80

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1.5x scale

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.