Finding the Fourth Proportional to 472,716.48, 652,322.49 and 268,739.09
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Solution
The fourth proportional to 472,716.48, 652,322.49 and 268,739.09 is: 370,845.02
Step by Step Solution
- Step 1: Write the proportion equation
472,716.48 : 652,322.49 = 268,739.09 : x - Step 2: Convert to fraction form
472,716.48/652,322.49 = 268,739.09/x - Step 3: Cross multiply
472,716.48x = 652,322.49 × 268,739.09 - Step 4: Simplify right side
472,716.48x = 175,304,552,349.13 - Step 5: Solve for x
x = 175,304,552,349.13/472,716.48 - Step 6: Final answer
x = 370,845.02
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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.