Home / 701,811.21-968,499.89-379,521.29

Finding the Fourth Proportional to 701,811.21, 968,499.89 and 379,521.29

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Solution

The fourth proportional to 701,811.21, 968,499.89 and 379,521.29 is: 523,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,811.21 : 968,499.89 = 379,521.29 : x
  2. Step 2: Convert to fraction form
    701,811.21/968,499.89 = 379,521.29/x
  3. Step 3: Cross multiply
    701,811.21x = 968,499.89 × 379,521.29
  4. Step 4: Simplify right side
    701,811.21x = 367,566,320,877.55
  5. Step 5: Solve for x
    x = 367,566,320,877.55/701,811.21
  6. Step 6: Final answer
    x = 523,739.60

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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.