Finding the Fourth Proportional to 328,394.82, 453,185.49 and 185,154.54
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Solution
The fourth proportional to 328,394.82, 453,185.49 and 185,154.54 is: 255,513.63
Step by Step Solution
- Step 1: Write the proportion equation
328,394.82 : 453,185.49 = 185,154.54 : x - Step 2: Convert to fraction form
328,394.82/453,185.49 = 185,154.54/x - Step 3: Cross multiply
328,394.82x = 453,185.49 × 185,154.54 - Step 4: Simplify right side
328,394.82x = 83,909,350,935.62 - Step 5: Solve for x
x = 83,909,350,935.62/328,394.82 - Step 6: Final answer
x = 255,513.63
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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.