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Finding the Fourth Proportional to 450,003.36, 621,004.44 and 246,055.32

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Solution

The fourth proportional to 450,003.36, 621,004.44 and 246,055.32 is: 339,556.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,003.36 : 621,004.44 = 246,055.32 : x
  2. Step 2: Convert to fraction form
    450,003.36/621,004.44 = 246,055.32/x
  3. Step 3: Cross multiply
    450,003.36x = 621,004.44 × 246,055.32
  4. Step 4: Simplify right side
    450,003.36x = 152,801,446,205.62
  5. Step 5: Solve for x
    x = 152,801,446,205.62/450,003.36
  6. Step 6: Final answer
    x = 339,556.23

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1.5x scale

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.