Home / 797,994.51-1,196,382.43-398,921.68

Finding the Fourth Proportional to 797,994.51, 1,196,382.43 and 398,921.68

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Solution

The fourth proportional to 797,994.51, 1,196,382.43 and 398,921.68 is: 598,077.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,994.51 : 1,196,382.43 = 398,921.68 : x
  2. Step 2: Convert to fraction form
    797,994.51/1,196,382.43 = 398,921.68/x
  3. Step 3: Cross multiply
    797,994.51x = 1,196,382.43 × 398,921.68
  4. Step 4: Simplify right side
    797,994.51x = 477,262,888,898.08
  5. Step 5: Solve for x
    x = 477,262,888,898.08/797,994.51
  6. Step 6: Final answer
    x = 598,077.91

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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.