Home / 682,649.08-1,022,602.26-340,059.58

Finding the Fourth Proportional to 682,649.08, 1,022,602.26 and 340,059.58

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Solution

The fourth proportional to 682,649.08, 1,022,602.26 and 340,059.58 is: 509,406.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,649.08 : 1,022,602.26 = 340,059.58 : x
  2. Step 2: Convert to fraction form
    682,649.08/1,022,602.26 = 340,059.58/x
  3. Step 3: Cross multiply
    682,649.08x = 1,022,602.26 × 340,059.58
  4. Step 4: Simplify right side
    682,649.08x = 347,745,695,042.65
  5. Step 5: Solve for x
    x = 347,745,695,042.65/682,649.08
  6. Step 6: Final answer
    x = 509,406.23

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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.