Home / 330,987.25-456,762.41-180,085.33

Finding the Fourth Proportional to 330,987.25, 456,762.41 and 180,085.33

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Solution

The fourth proportional to 330,987.25, 456,762.41 and 180,085.33 is: 248,517.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,987.25 : 456,762.41 = 180,085.33 : x
  2. Step 2: Convert to fraction form
    330,987.25/456,762.41 = 180,085.33/x
  3. Step 3: Cross multiply
    330,987.25x = 456,762.41 × 180,085.33
  4. Step 4: Simplify right side
    330,987.25x = 82,256,209,336.45
  5. Step 5: Solve for x
    x = 82,256,209,336.45/330,987.25
  6. Step 6: Final answer
    x = 248,517.76

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1.5x scale

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.