Finding the Fourth Proportional to 328,804.68, 453,621.35 and 190,960.14
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Solution
The fourth proportional to 328,804.68, 453,621.35 and 190,960.14 is: 263,450.01
Step by Step Solution
- Step 1: Write the proportion equation
328,804.68 : 453,621.35 = 190,960.14 : x - Step 2: Convert to fraction form
328,804.68/453,621.35 = 190,960.14/x - Step 3: Cross multiply
328,804.68x = 453,621.35 × 190,960.14 - Step 4: Simplify right side
328,804.68x = 86,623,595,548.19 - Step 5: Solve for x
x = 86,623,595,548.19/328,804.68 - Step 6: Final answer
x = 263,450.01
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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.