Home / 1,020,964.32-1,408,906.80-568,245.60

Finding the Fourth Proportional to 1,020,964.32, 1,408,906.80 and 568,245.60

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Solution

The fourth proportional to 1,020,964.32, 1,408,906.80 and 568,245.60 is: 784,165.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,964.32 : 1,408,906.80 = 568,245.60 : x
  2. Step 2: Convert to fraction form
    1,020,964.32/1,408,906.80 = 568,245.60/x
  3. Step 3: Cross multiply
    1,020,964.32x = 1,408,906.80 × 568,245.60
  4. Step 4: Simplify right side
    1,020,964.32x = 800,605,089,910.08
  5. Step 5: Solve for x
    x = 800,605,089,910.08/1,020,964.32
  6. Step 6: Final answer
    x = 784,165.59

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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.