Finding the Fourth Proportional to 371,183.79, 512,234.99 and 201,417.91
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Solution
The fourth proportional to 371,183.79, 512,234.99 and 201,417.91 is: 277,957.45
Step by Step Solution
- Step 1: Write the proportion equation
371,183.79 : 512,234.99 = 201,417.91 : x - Step 2: Convert to fraction form
371,183.79/512,234.99 = 201,417.91/x - Step 3: Cross multiply
371,183.79x = 512,234.99 × 201,417.91 - Step 4: Simplify right side
371,183.79x = 103,173,301,114.67 - Step 5: Solve for x
x = 103,173,301,114.67/371,183.79 - Step 6: Final answer
x = 277,957.45
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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.