Finding the Fourth Proportional to 371,142.60, 512,176.68 and 201,376.68
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Solution
The fourth proportional to 371,142.60, 512,176.68 and 201,376.68 is: 277,899.76
Step by Step Solution
- Step 1: Write the proportion equation
371,142.60 : 512,176.68 = 201,376.68 : x - Step 2: Convert to fraction form
371,142.60/512,176.68 = 201,376.68/x - Step 3: Cross multiply
371,142.60x = 512,176.68 × 201,376.68 - Step 4: Simplify right side
371,142.60x = 103,140,439,391.82 - Step 5: Solve for x
x = 103,140,439,391.82/371,142.60 - Step 6: Final answer
x = 277,899.76
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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.