Home / 889,884.87-1,228,033.67-481,977.24

Finding the Fourth Proportional to 889,884.87, 1,228,033.67 and 481,977.24

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Solution

The fourth proportional to 889,884.87, 1,228,033.67 and 481,977.24 is: 665,124.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,884.87 : 1,228,033.67 = 481,977.24 : x
  2. Step 2: Convert to fraction form
    889,884.87/1,228,033.67 = 481,977.24/x
  3. Step 3: Cross multiply
    889,884.87x = 1,228,033.67 × 481,977.24
  4. Step 4: Simplify right side
    889,884.87x = 591,884,272,753.50
  5. Step 5: Solve for x
    x = 591,884,272,753.50/889,884.87
  6. Step 6: Final answer
    x = 665,124.55

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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.