Home / 952,965.60-1,315,161.54-630,115.80

Finding the Fourth Proportional to 952,965.60, 1,315,161.54 and 630,115.80

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Solution

The fourth proportional to 952,965.60, 1,315,161.54 and 630,115.80 is: 869,605.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,965.60 : 1,315,161.54 = 630,115.80 : x
  2. Step 2: Convert to fraction form
    952,965.60/1,315,161.54 = 630,115.80/x
  3. Step 3: Cross multiply
    952,965.60x = 1,315,161.54 × 630,115.80
  4. Step 4: Simplify right side
    952,965.60x = 828,704,065,906.33
  5. Step 5: Solve for x
    x = 828,704,065,906.33/952,965.60
  6. Step 6: Final answer
    x = 869,605.44

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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.