Home / 427,972.88-590,602.44-236,986.22

Finding the Fourth Proportional to 427,972.88, 590,602.44 and 236,986.22

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Solution

The fourth proportional to 427,972.88, 590,602.44 and 236,986.22 is: 327,040.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,972.88 : 590,602.44 = 236,986.22 : x
  2. Step 2: Convert to fraction form
    427,972.88/590,602.44 = 236,986.22/x
  3. Step 3: Cross multiply
    427,972.88x = 590,602.44 × 236,986.22
  4. Step 4: Simplify right side
    427,972.88x = 139,964,639,778.38
  5. Step 5: Solve for x
    x = 139,964,639,778.38/427,972.88
  6. Step 6: Final answer
    x = 327,040.91

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1.5x scale

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.