Finding the Fourth Proportional to 598,402.68, 825,872.49 and 343,803.12
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Solution
The fourth proportional to 598,402.68, 825,872.49 and 343,803.12 is: 474,492.43
Step by Step Solution
- Step 1: Write the proportion equation
598,402.68 : 825,872.49 = 343,803.12 : x - Step 2: Convert to fraction form
598,402.68/825,872.49 = 343,803.12/x - Step 3: Cross multiply
598,402.68x = 825,872.49 × 343,803.12 - Step 4: Simplify right side
598,402.68x = 283,937,538,784.17 - Step 5: Solve for x
x = 283,937,538,784.17/598,402.68 - Step 6: Final answer
x = 474,492.43
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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.