Home / 998,754.57-1,378,295.06-590,845.93

Finding the Fourth Proportional to 998,754.57, 1,378,295.06 and 590,845.93

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Solution

The fourth proportional to 998,754.57, 1,378,295.06 and 590,845.93 is: 815,375.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,754.57 : 1,378,295.06 = 590,845.93 : x
  2. Step 2: Convert to fraction form
    998,754.57/1,378,295.06 = 590,845.93/x
  3. Step 3: Cross multiply
    998,754.57x = 1,378,295.06 × 590,845.93
  4. Step 4: Simplify right side
    998,754.57x = 814,360,020,140.14
  5. Step 5: Solve for x
    x = 814,360,020,140.14/998,754.57
  6. Step 6: Final answer
    x = 815,375.51

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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.