Home / 427,958.95-590,583.31-236,972.34

Finding the Fourth Proportional to 427,958.95, 590,583.31 and 236,972.34

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Solution

The fourth proportional to 427,958.95, 590,583.31 and 236,972.34 is: 327,021.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,958.95 : 590,583.31 = 236,972.34 : x
  2. Step 2: Convert to fraction form
    427,958.95/590,583.31 = 236,972.34/x
  3. Step 3: Cross multiply
    427,958.95x = 590,583.31 × 236,972.34
  4. Step 4: Simplify right side
    427,958.95x = 139,951,908,935.65
  5. Step 5: Solve for x
    x = 139,951,908,935.65/427,958.95
  6. Step 6: Final answer
    x = 327,021.81

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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.