Home / 964,653.45-1,447,187.54-325,020.75

Finding the Fourth Proportional to 964,653.45, 1,447,187.54 and 325,020.75

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Solution

The fourth proportional to 964,653.45, 1,447,187.54 and 325,020.75 is: 487,600.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,653.45 : 1,447,187.54 = 325,020.75 : x
  2. Step 2: Convert to fraction form
    964,653.45/1,447,187.54 = 325,020.75/x
  3. Step 3: Cross multiply
    964,653.45x = 1,447,187.54 × 325,020.75
  4. Step 4: Simplify right side
    964,653.45x = 470,365,978,016.35
  5. Step 5: Solve for x
    x = 470,365,978,016.35/964,653.45
  6. Step 6: Final answer
    x = 487,600.99

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1.5x scale

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.