Home / 427,910.22-590,534.54-236,923.60

Finding the Fourth Proportional to 427,910.22, 590,534.54 and 236,923.60

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Solution

The fourth proportional to 427,910.22, 590,534.54 and 236,923.60 is: 326,964.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,910.22 : 590,534.54 = 236,923.60 : x
  2. Step 2: Convert to fraction form
    427,910.22/590,534.54 = 236,923.60/x
  3. Step 3: Cross multiply
    427,910.22x = 590,534.54 × 236,923.60
  4. Step 4: Simplify right side
    427,910.22x = 139,911,569,141.14
  5. Step 5: Solve for x
    x = 139,911,569,141.14/427,910.22
  6. Step 6: Final answer
    x = 326,964.78

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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.