Home / 682,003.80-1,022,349.60-530,116.65

Finding the Fourth Proportional to 682,003.80, 1,022,349.60 and 530,116.65

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Solution

The fourth proportional to 682,003.80, 1,022,349.60 and 530,116.65 is: 794,664.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,003.80 : 1,022,349.60 = 530,116.65 : x
  2. Step 2: Convert to fraction form
    682,003.80/1,022,349.60 = 530,116.65/x
  3. Step 3: Cross multiply
    682,003.80x = 1,022,349.60 × 530,116.65
  4. Step 4: Simplify right side
    682,003.80x = 541,964,545,080.84
  5. Step 5: Solve for x
    x = 541,964,545,080.84/682,003.80
  6. Step 6: Final answer
    x = 794,664.99

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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.