Home / 330,976.56-456,749.64-180,074.64

Finding the Fourth Proportional to 330,976.56, 456,749.64 and 180,074.64

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Solution

The fourth proportional to 330,976.56, 456,749.64 and 180,074.64 is: 248,504.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,976.56 : 456,749.64 = 180,074.64 : x
  2. Step 2: Convert to fraction form
    330,976.56/456,749.64 = 180,074.64/x
  3. Step 3: Cross multiply
    330,976.56x = 456,749.64 × 180,074.64
  4. Step 4: Simplify right side
    330,976.56x = 82,249,026,993.13
  5. Step 5: Solve for x
    x = 82,249,026,993.13/330,976.56
  6. Step 6: Final answer
    x = 248,504.08

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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.