Home / 484,905.44-727,399.44-148,021.76

Finding the Fourth Proportional to 484,905.44, 727,399.44 and 148,021.76

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Solution

The fourth proportional to 484,905.44, 727,399.44 and 148,021.76 is: 222,045.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,905.44 : 727,399.44 = 148,021.76 : x
  2. Step 2: Convert to fraction form
    484,905.44/727,399.44 = 148,021.76/x
  3. Step 3: Cross multiply
    484,905.44x = 727,399.44 × 148,021.76
  4. Step 4: Simplify right side
    484,905.44x = 107,670,945,331.81
  5. Step 5: Solve for x
    x = 107,670,945,331.81/484,905.44
  6. Step 6: Final answer
    x = 222,045.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.