Finding the Fourth Proportional to 371,400.92, 512,533.27 and 201,635.05
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Solution
The fourth proportional to 371,400.92, 512,533.27 and 201,635.05 is: 278,256.37
Step by Step Solution
- Step 1: Write the proportion equation
371,400.92 : 512,533.27 = 201,635.05 : x - Step 2: Convert to fraction form
371,400.92/512,533.27 = 201,635.05/x - Step 3: Cross multiply
371,400.92x = 512,533.27 × 201,635.05 - Step 4: Simplify right side
371,400.92x = 103,344,671,523.11 - Step 5: Solve for x
x = 103,344,671,523.11/371,400.92 - Step 6: Final answer
x = 278,256.37
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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.