Finding the Fourth Proportional to 453,960.60, 681,329.70 and 201,629.40
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Solution
The fourth proportional to 453,960.60, 681,329.70 and 201,629.40 is: 302,616.79
Step by Step Solution
- Step 1: Write the proportion equation
453,960.60 : 681,329.70 = 201,629.40 : x - Step 2: Convert to fraction form
453,960.60/681,329.70 = 201,629.40/x - Step 3: Cross multiply
453,960.60x = 681,329.70 × 201,629.40 - Step 4: Simplify right side
453,960.60x = 137,376,098,613.18 - Step 5: Solve for x
x = 137,376,098,613.18/453,960.60 - Step 6: Final answer
x = 302,616.79
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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.