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Finding the Fourth Proportional to 401,687.54, 601,728.03 and 241,675.22

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Solution

The fourth proportional to 401,687.54, 601,728.03 and 241,675.22 is: 362,029.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,687.54 : 601,728.03 = 241,675.22 : x
  2. Step 2: Convert to fraction form
    401,687.54/601,728.03 = 241,675.22/x
  3. Step 3: Cross multiply
    401,687.54x = 601,728.03 × 241,675.22
  4. Step 4: Simplify right side
    401,687.54x = 145,422,754,030.42
  5. Step 5: Solve for x
    x = 145,422,754,030.42/401,687.54
  6. Step 6: Final answer
    x = 362,029.54

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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.