Home / 305,840.40-458,760.66-95,496.36

Finding the Fourth Proportional to 305,840.40, 458,760.66 and 95,496.36

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Solution

The fourth proportional to 305,840.40, 458,760.66 and 95,496.36 is: 143,244.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,840.40 : 458,760.66 = 95,496.36 : x
  2. Step 2: Convert to fraction form
    305,840.40/458,760.66 = 95,496.36/x
  3. Step 3: Cross multiply
    305,840.40x = 458,760.66 × 95,496.36
  4. Step 4: Simplify right side
    305,840.40x = 43,809,973,141.20
  5. Step 5: Solve for x
    x = 43,809,973,141.20/305,840.40
  6. Step 6: Final answer
    x = 143,244.56

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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.