Home / 349,094.37-481,749.21-203,928.60

Finding the Fourth Proportional to 349,094.37, 481,749.21 and 203,928.60

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Solution

The fourth proportional to 349,094.37, 481,749.21 and 203,928.60 is: 281,420.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,094.37 : 481,749.21 = 203,928.60 : x
  2. Step 2: Convert to fraction form
    349,094.37/481,749.21 = 203,928.60/x
  3. Step 3: Cross multiply
    349,094.37x = 481,749.21 × 203,928.60
  4. Step 4: Simplify right side
    349,094.37x = 98,242,441,946.41
  5. Step 5: Solve for x
    x = 98,242,441,946.41/349,094.37
  6. Step 6: Final answer
    x = 281,420.87

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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.