Finding the Fourth Proportional to 535,586.48, 738,436.84 and 392,097.41
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Solution
The fourth proportional to 535,586.48, 738,436.84 and 392,097.41 is: 540,602.09
Step by Step Solution
- Step 1: Write the proportion equation
535,586.48 : 738,436.84 = 392,097.41 : x - Step 2: Convert to fraction form
535,586.48/738,436.84 = 392,097.41/x - Step 3: Cross multiply
535,586.48x = 738,436.84 × 392,097.41 - Step 4: Simplify right side
535,586.48x = 289,539,172,412.58 - Step 5: Solve for x
x = 289,539,172,412.58/535,586.48 - Step 6: Final answer
x = 540,602.09
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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.