Finding the Fourth Proportional to 945,249.36, 1,417,866.74 and 235,272.66
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Solution
The fourth proportional to 945,249.36, 1,417,866.74 and 235,272.66 is: 352,907.17
Step by Step Solution
- Step 1: Write the proportion equation
945,249.36 : 1,417,866.74 = 235,272.66 : x - Step 2: Convert to fraction form
945,249.36/1,417,866.74 = 235,272.66/x - Step 3: Cross multiply
945,249.36x = 1,417,866.74 × 235,272.66 - Step 4: Simplify right side
945,249.36x = 333,585,279,445.33 - Step 5: Solve for x
x = 333,585,279,445.33/945,249.36 - Step 6: Final answer
x = 352,907.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.