Home / 330,485.64-456,071.38-179,582.60

Finding the Fourth Proportional to 330,485.64, 456,071.38 and 179,582.60

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Solution

The fourth proportional to 330,485.64, 456,071.38 and 179,582.60 is: 247,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,485.64 : 456,071.38 = 179,582.60 : x
  2. Step 2: Convert to fraction form
    330,485.64/456,071.38 = 179,582.60/x
  3. Step 3: Cross multiply
    330,485.64x = 456,071.38 × 179,582.60
  4. Step 4: Simplify right side
    330,485.64x = 81,902,484,205.99
  5. Step 5: Solve for x
    x = 81,902,484,205.99/330,485.64
  6. Step 6: Final answer
    x = 247,824.64

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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.