Finding the Fourth Proportional to 328,460.36, 492,537.38 and 170,646.44
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Solution
The fourth proportional to 328,460.36, 492,537.38 and 170,646.44 is: 255,890.09
Step by Step Solution
- Step 1: Write the proportion equation
328,460.36 : 492,537.38 = 170,646.44 : x - Step 2: Convert to fraction form
328,460.36/492,537.38 = 170,646.44/x - Step 3: Cross multiply
328,460.36x = 492,537.38 × 170,646.44 - Step 4: Simplify right side
328,460.36x = 84,049,750,463.93 - Step 5: Solve for x
x = 84,049,750,463.93/328,460.36 - Step 6: Final answer
x = 255,890.09
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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.