Home / 401,119.56-601,601.58-151,821

Finding the Fourth Proportional to 401,119.56, 601,601.58 and 151,821

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Solution

The fourth proportional to 401,119.56, 601,601.58 and 151,821 is: 227,702.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,119.56 : 601,601.58 = 151,821 : x
  2. Step 2: Convert to fraction form
    401,119.56/601,601.58 = 151,821/x
  3. Step 3: Cross multiply
    401,119.56x = 601,601.58 × 151,821
  4. Step 4: Simplify right side
    401,119.56x = 91,335,753,477.18
  5. Step 5: Solve for x
    x = 91,335,753,477.18/401,119.56
  6. Step 6: Final answer
    x = 227,702.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.