Finding the Fourth Proportional to 324,852.93, 487,157.90 and 111,560.09
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Solution
The fourth proportional to 324,852.93, 487,157.90 and 111,560.09 is: 167,298.40
Step by Step Solution
- Step 1: Write the proportion equation
324,852.93 : 487,157.90 = 111,560.09 : x - Step 2: Convert to fraction form
324,852.93/487,157.90 = 111,560.09/x - Step 3: Cross multiply
324,852.93x = 487,157.90 × 111,560.09 - Step 4: Simplify right side
324,852.93x = 54,347,376,174.62 - Step 5: Solve for x
x = 54,347,376,174.62/324,852.93 - Step 6: Final answer
x = 167,298.40
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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.