Finding the Fourth Proportional to 462,939.17, 694,403.75 and 351,304.97
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Solution
The fourth proportional to 462,939.17, 694,403.75 and 351,304.97 is: 526,953.66
Step by Step Solution
- Step 1: Write the proportion equation
462,939.17 : 694,403.75 = 351,304.97 : x - Step 2: Convert to fraction form
462,939.17/694,403.75 = 351,304.97/x - Step 3: Cross multiply
462,939.17x = 694,403.75 × 351,304.97 - Step 4: Simplify right side
462,939.17x = 243,947,485,967.88 - Step 5: Solve for x
x = 243,947,485,967.88/462,939.17 - Step 6: Final answer
x = 526,953.66
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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.