Home / 367,974.37-507,809.15-222,778.18

Finding the Fourth Proportional to 367,974.37, 507,809.15 and 222,778.18

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Solution

The fourth proportional to 367,974.37, 507,809.15 and 222,778.18 is: 307,436.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,974.37 : 507,809.15 = 222,778.18 : x
  2. Step 2: Convert to fraction form
    367,974.37/507,809.15 = 222,778.18/x
  3. Step 3: Cross multiply
    367,974.37x = 507,809.15 × 222,778.18
  4. Step 4: Simplify right side
    367,974.37x = 113,128,798,224.35
  5. Step 5: Solve for x
    x = 113,128,798,224.35/367,974.37
  6. Step 6: Final answer
    x = 307,436.62

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1.5x scale

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.