Home / 998,578.20-1,497,719.64-367,344.36

Finding the Fourth Proportional to 998,578.20, 1,497,719.64 and 367,344.36

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Solution

The fourth proportional to 998,578.20, 1,497,719.64 and 367,344.36 is: 550,962.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,578.20 : 1,497,719.64 = 367,344.36 : x
  2. Step 2: Convert to fraction form
    998,578.20/1,497,719.64 = 367,344.36/x
  3. Step 3: Cross multiply
    998,578.20x = 1,497,719.64 × 367,344.36
  4. Step 4: Simplify right side
    998,578.20x = 550,178,862,615.23
  5. Step 5: Solve for x
    x = 550,178,862,615.23/998,578.20
  6. Step 6: Final answer
    x = 550,962.22

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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.