Home / 427,660.11-590,171.67-236,673.54

Finding the Fourth Proportional to 427,660.11, 590,171.67 and 236,673.54

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Solution

The fourth proportional to 427,660.11, 590,171.67 and 236,673.54 is: 326,609.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,660.11 : 590,171.67 = 236,673.54 : x
  2. Step 2: Convert to fraction form
    427,660.11/590,171.67 = 236,673.54/x
  3. Step 3: Cross multiply
    427,660.11x = 590,171.67 × 236,673.54
  4. Step 4: Simplify right side
    427,660.11x = 139,678,018,346.61
  5. Step 5: Solve for x
    x = 139,678,018,346.61/427,660.11
  6. Step 6: Final answer
    x = 326,609.88

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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.