Home / 682,776.46-942,609.06-410,911.18

Finding the Fourth Proportional to 682,776.46, 942,609.06 and 410,911.18

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Solution

The fourth proportional to 682,776.46, 942,609.06 and 410,911.18 is: 567,284.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,776.46 : 942,609.06 = 410,911.18 : x
  2. Step 2: Convert to fraction form
    682,776.46/942,609.06 = 410,911.18/x
  3. Step 3: Cross multiply
    682,776.46x = 942,609.06 × 410,911.18
  4. Step 4: Simplify right side
    682,776.46x = 387,328,598,766.77
  5. Step 5: Solve for x
    x = 387,328,598,766.77/682,776.46
  6. Step 6: Final answer
    x = 567,284.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.