Finding the Fourth Proportional to 413,087.28, 570,245.37 and 252,006.53
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Solution
The fourth proportional to 413,087.28, 570,245.37 and 252,006.53 is: 347,881.82
Step by Step Solution
- Step 1: Write the proportion equation
413,087.28 : 570,245.37 = 252,006.53 : x - Step 2: Convert to fraction form
413,087.28/570,245.37 = 252,006.53/x - Step 3: Cross multiply
413,087.28x = 570,245.37 × 252,006.53 - Step 4: Simplify right side
413,087.28x = 143,705,553,146.02 - Step 5: Solve for x
x = 143,705,553,146.02/413,087.28 - Step 6: Final answer
x = 347,881.82
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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.