Finding the Fourth Proportional to 383,860.08, 529,832.34 and 222,767.01
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Solution
The fourth proportional to 383,860.08, 529,832.34 and 222,767.01 is: 307,479.66
Step by Step Solution
- Step 1: Write the proportion equation
383,860.08 : 529,832.34 = 222,767.01 : x - Step 2: Convert to fraction form
383,860.08/529,832.34 = 222,767.01/x - Step 3: Cross multiply
383,860.08x = 529,832.34 × 222,767.01 - Step 4: Simplify right side
383,860.08x = 118,029,166,183.10 - Step 5: Solve for x
x = 118,029,166,183.10/383,860.08 - Step 6: Final answer
x = 307,479.66
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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.