Finding the Fourth Proportional to 586,388.48, 809,302.93 and 371,548.53
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Solution
The fourth proportional to 586,388.48, 809,302.93 and 371,548.53 is: 512,791.99
Step by Step Solution
- Step 1: Write the proportion equation
586,388.48 : 809,302.93 = 371,548.53 : x - Step 2: Convert to fraction form
586,388.48/809,302.93 = 371,548.53/x - Step 3: Cross multiply
586,388.48x = 809,302.93 × 371,548.53 - Step 4: Simplify right side
586,388.48x = 300,695,313,037.32 - Step 5: Solve for x
x = 300,695,313,037.32/586,388.48 - Step 6: Final answer
x = 512,791.99
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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.