Finding the Fourth Proportional to 467,752.09, 645,497.72 and 252,892.09
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Solution
The fourth proportional to 467,752.09, 645,497.72 and 252,892.09 is: 348,990.99
Step by Step Solution
- Step 1: Write the proportion equation
467,752.09 : 645,497.72 = 252,892.09 : x - Step 2: Convert to fraction form
467,752.09/645,497.72 = 252,892.09/x - Step 3: Cross multiply
467,752.09x = 645,497.72 × 252,892.09 - Step 4: Simplify right side
467,752.09x = 163,241,266,236.57 - Step 5: Solve for x
x = 163,241,266,236.57/467,752.09 - Step 6: Final answer
x = 348,990.99
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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.