Home / 682,825.98-942,299.93-376,902.45

Finding the Fourth Proportional to 682,825.98, 942,299.93 and 376,902.45

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Solution

The fourth proportional to 682,825.98, 942,299.93 and 376,902.45 is: 520,125.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,825.98 : 942,299.93 = 376,902.45 : x
  2. Step 2: Convert to fraction form
    682,825.98/942,299.93 = 376,902.45/x
  3. Step 3: Cross multiply
    682,825.98x = 942,299.93 × 376,902.45
  4. Step 4: Simplify right side
    682,825.98x = 355,155,153,194.09
  5. Step 5: Solve for x
    x = 355,155,153,194.09/682,825.98
  6. Step 6: Final answer
    x = 520,125.42

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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.