Home / 998,782.74-1,378,325.97-546,073.74

Finding the Fourth Proportional to 998,782.74, 1,378,325.97 and 546,073.74

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Solution

The fourth proportional to 998,782.74, 1,378,325.97 and 546,073.74 is: 753,584.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,782.74 : 1,378,325.97 = 546,073.74 : x
  2. Step 2: Convert to fraction form
    998,782.74/1,378,325.97 = 546,073.74/x
  3. Step 3: Cross multiply
    998,782.74x = 1,378,325.97 × 546,073.74
  4. Step 4: Simplify right side
    998,782.74x = 752,667,617,377.03
  5. Step 5: Solve for x
    x = 752,667,617,377.03/998,782.74
  6. Step 6: Final answer
    x = 753,584.93

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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.