Home / 998,994.53-1,378,584.46-546,275.81

Finding the Fourth Proportional to 998,994.53, 1,378,584.46 and 546,275.81

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Solution

The fourth proportional to 998,994.53, 1,378,584.46 and 546,275.81 is: 753,845.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,994.53 : 1,378,584.46 = 546,275.81 : x
  2. Step 2: Convert to fraction form
    998,994.53/1,378,584.46 = 546,275.81/x
  3. Step 3: Cross multiply
    998,994.53x = 1,378,584.46 × 546,275.81
  4. Step 4: Simplify right side
    998,994.53x = 753,087,346,669.22
  5. Step 5: Solve for x
    x = 753,087,346,669.22/998,994.53
  6. Step 6: Final answer
    x = 753,845.31

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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.