Finding the Fourth Proportional to 292,492.98, 438,878.79 and 202,674.21
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Solution
The fourth proportional to 292,492.98, 438,878.79 and 202,674.21 is: 304,107.85
Step by Step Solution
- Step 1: Write the proportion equation
292,492.98 : 438,878.79 = 202,674.21 : x - Step 2: Convert to fraction form
292,492.98/438,878.79 = 202,674.21/x - Step 3: Cross multiply
292,492.98x = 438,878.79 × 202,674.21 - Step 4: Simplify right side
292,492.98x = 88,949,412,049.01 - Step 5: Solve for x
x = 88,949,412,049.01/292,492.98 - Step 6: Final answer
x = 304,107.85
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.