Home / 896,137.83-1,236,621.38-508,943.60

Finding the Fourth Proportional to 896,137.83, 1,236,621.38 and 508,943.60

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Solution

The fourth proportional to 896,137.83, 1,236,621.38 and 508,943.60 is: 702,314.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,137.83 : 1,236,621.38 = 508,943.60 : x
  2. Step 2: Convert to fraction form
    896,137.83/1,236,621.38 = 508,943.60/x
  3. Step 3: Cross multiply
    896,137.83x = 1,236,621.38 × 508,943.60
  4. Step 4: Simplify right side
    896,137.83x = 629,370,542,702.48
  5. Step 5: Solve for x
    x = 629,370,542,702.48/896,137.83
  6. Step 6: Final answer
    x = 702,314.44

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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.