Finding the Fourth Proportional to 371,116.54, 512,140.86 and 201,350.68
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Solution
The fourth proportional to 371,116.54, 512,140.86 and 201,350.68 is: 277,863.96
Step by Step Solution
- Step 1: Write the proportion equation
371,116.54 : 512,140.86 = 201,350.68 : x - Step 2: Convert to fraction form
371,116.54/512,140.86 = 201,350.68/x - Step 3: Cross multiply
371,116.54x = 512,140.86 × 201,350.68 - Step 4: Simplify right side
371,116.54x = 103,119,910,416.79 - Step 5: Solve for x
x = 103,119,910,416.79/371,116.54 - Step 6: Final answer
x = 277,863.96
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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.