Home / 798,258.69-1,197,738.63-419,091.32

Finding the Fourth Proportional to 798,258.69, 1,197,738.63 and 419,091.32

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Solution

The fourth proportional to 798,258.69, 1,197,738.63 and 419,091.32 is: 628,821.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,258.69 : 1,197,738.63 = 419,091.32 : x
  2. Step 2: Convert to fraction form
    798,258.69/1,197,738.63 = 419,091.32/x
  3. Step 3: Cross multiply
    798,258.69x = 1,197,738.63 × 419,091.32
  4. Step 4: Simplify right side
    798,258.69x = 501,961,857,473.00
  5. Step 5: Solve for x
    x = 501,961,857,473.00/798,258.69
  6. Step 6: Final answer
    x = 628,821.04

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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.