Home / 965,634.83-1,331,650.37-578,388.41

Finding the Fourth Proportional to 965,634.83, 1,331,650.37 and 578,388.41

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Solution

The fourth proportional to 965,634.83, 1,331,650.37 and 578,388.41 is: 797,621.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,634.83 : 1,331,650.37 = 578,388.41 : x
  2. Step 2: Convert to fraction form
    965,634.83/1,331,650.37 = 578,388.41/x
  3. Step 3: Cross multiply
    965,634.83x = 1,331,650.37 × 578,388.41
  4. Step 4: Simplify right side
    965,634.83x = 770,211,137,288.27
  5. Step 5: Solve for x
    x = 770,211,137,288.27/965,634.83
  6. Step 6: Final answer
    x = 797,621.54

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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.