Finding the Fourth Proportional to 347,931.57, 480,137.42 and 204,700.82
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Solution
The fourth proportional to 347,931.57, 480,137.42 and 204,700.82 is: 282,482.34
Step by Step Solution
- Step 1: Write the proportion equation
347,931.57 : 480,137.42 = 204,700.82 : x - Step 2: Convert to fraction form
347,931.57/480,137.42 = 204,700.82/x - Step 3: Cross multiply
347,931.57x = 480,137.42 × 204,700.82 - Step 4: Simplify right side
347,931.57x = 98,284,522,563.18 - Step 5: Solve for x
x = 98,284,522,563.18/347,931.57 - Step 6: Final answer
x = 282,482.34
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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.