Home / 889,630.53-1,227,690.77-481,735.59

Finding the Fourth Proportional to 889,630.53, 1,227,690.77 and 481,735.59

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Solution

The fourth proportional to 889,630.53, 1,227,690.77 and 481,735.59 is: 664,795.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,630.53 : 1,227,690.77 = 481,735.59 : x
  2. Step 2: Convert to fraction form
    889,630.53/1,227,690.77 = 481,735.59/x
  3. Step 3: Cross multiply
    889,630.53x = 1,227,690.77 × 481,735.59
  4. Step 4: Simplify right side
    889,630.53x = 591,422,337,423.50
  5. Step 5: Solve for x
    x = 591,422,337,423.50/889,630.53
  6. Step 6: Final answer
    x = 664,795.46

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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.