Finding the Fourth Proportional to 702,039.42, 1,052,213.18 and 322,436.36
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Solution
The fourth proportional to 702,039.42, 1,052,213.18 and 322,436.36 is: 483,266.00
Step by Step Solution
- Step 1: Write the proportion equation
702,039.42 : 1,052,213.18 = 322,436.36 : x - Step 2: Convert to fraction form
702,039.42/1,052,213.18 = 322,436.36/x - Step 3: Cross multiply
702,039.42x = 1,052,213.18 × 322,436.36 - Step 4: Simplify right side
702,039.42x = 339,271,780,829.98 - Step 5: Solve for x
x = 339,271,780,829.98/702,039.42 - Step 6: Final answer
x = 483,266.00
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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.