Finding the Fourth Proportional to 349,190.53, 524,450.09 and 216,994.55
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Solution
The fourth proportional to 349,190.53, 524,450.09 and 216,994.55 is: 325,904.63
Step by Step Solution
- Step 1: Write the proportion equation
349,190.53 : 524,450.09 = 216,994.55 : x - Step 2: Convert to fraction form
349,190.53/524,450.09 = 216,994.55/x - Step 3: Cross multiply
349,190.53x = 524,450.09 × 216,994.55 - Step 4: Simplify right side
349,190.53x = 113,802,809,197.25 - Step 5: Solve for x
x = 113,802,809,197.25/349,190.53 - Step 6: Final answer
x = 325,904.63
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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.