Home / 998,590.22-1,378,052.62-545,881.22

Finding the Fourth Proportional to 998,590.22, 1,378,052.62 and 545,881.22

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Solution

The fourth proportional to 998,590.22, 1,378,052.62 and 545,881.22 is: 753,315.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,590.22 : 1,378,052.62 = 545,881.22 : x
  2. Step 2: Convert to fraction form
    998,590.22/1,378,052.62 = 545,881.22/x
  3. Step 3: Cross multiply
    998,590.22x = 1,378,052.62 × 545,881.22
  4. Step 4: Simplify right side
    998,590.22x = 752,253,037,174.83
  5. Step 5: Solve for x
    x = 752,253,037,174.83/998,590.22
  6. Step 6: Final answer
    x = 753,315.05

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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.