Home / 682,926.33-942,439.74-377,003.15

Finding the Fourth Proportional to 682,926.33, 942,439.74 and 377,003.15

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Solution

The fourth proportional to 682,926.33, 942,439.74 and 377,003.15 is: 520,265.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,926.33 : 942,439.74 = 377,003.15 : x
  2. Step 2: Convert to fraction form
    682,926.33/942,439.74 = 377,003.15/x
  3. Step 3: Cross multiply
    682,926.33x = 942,439.74 × 377,003.15
  4. Step 4: Simplify right side
    682,926.33x = 355,302,745,952.98
  5. Step 5: Solve for x
    x = 355,302,745,952.98/682,926.33
  6. Step 6: Final answer
    x = 520,265.12

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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.