Home / 215,850.56-322,177.21-202,553.60

Finding the Fourth Proportional to 215,850.56, 322,177.21 and 202,553.60

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Solution

The fourth proportional to 215,850.56, 322,177.21 and 202,553.60 is: 302,330.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,850.56 : 322,177.21 = 202,553.60 : x
  2. Step 2: Convert to fraction form
    215,850.56/322,177.21 = 202,553.60/x
  3. Step 3: Cross multiply
    215,850.56x = 322,177.21 × 202,553.60
  4. Step 4: Simplify right side
    215,850.56x = 65,258,151,606.19
  5. Step 5: Solve for x
    x = 65,258,151,606.19/215,850.56
  6. Step 6: Final answer
    x = 302,330.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.