Home / 330,989.25-456,765.18-180,087.33

Finding the Fourth Proportional to 330,989.25, 456,765.18 and 180,087.33

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Solution

The fourth proportional to 330,989.25, 456,765.18 and 180,087.33 is: 248,520.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,989.25 : 456,765.18 = 180,087.33 : x
  2. Step 2: Convert to fraction form
    330,989.25/456,765.18 = 180,087.33/x
  3. Step 3: Cross multiply
    330,989.25x = 456,765.18 × 180,087.33
  4. Step 4: Simplify right side
    330,989.25x = 82,257,621,703.17
  5. Step 5: Solve for x
    x = 82,257,621,703.17/330,989.25
  6. Step 6: Final answer
    x = 248,520.52

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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.