Home / 682,316.46-1,022,969.25-326,992.14

Finding the Fourth Proportional to 682,316.46, 1,022,969.25 and 326,992.14

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Solution

The fourth proportional to 682,316.46, 1,022,969.25 and 326,992.14 is: 490,245.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,316.46 : 1,022,969.25 = 326,992.14 : x
  2. Step 2: Convert to fraction form
    682,316.46/1,022,969.25 = 326,992.14/x
  3. Step 3: Cross multiply
    682,316.46x = 1,022,969.25 × 326,992.14
  4. Step 4: Simplify right side
    682,316.46x = 334,502,904,211.70
  5. Step 5: Solve for x
    x = 334,502,904,211.70/682,316.46
  6. Step 6: Final answer
    x = 490,245.98

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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.