Home / 884,170.50-1,220,155.31-481,762.50

Finding the Fourth Proportional to 884,170.50, 1,220,155.31 and 481,762.50

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Solution

The fourth proportional to 884,170.50, 1,220,155.31 and 481,762.50 is: 664,832.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,170.50 : 1,220,155.31 = 481,762.50 : x
  2. Step 2: Convert to fraction form
    884,170.50/1,220,155.31 = 481,762.50/x
  3. Step 3: Cross multiply
    884,170.50x = 1,220,155.31 × 481,762.50
  4. Step 4: Simplify right side
    884,170.50x = 587,825,072,533.88
  5. Step 5: Solve for x
    x = 587,825,072,533.88/884,170.50
  6. Step 6: Final answer
    x = 664,832.26

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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.