Finding the Fourth Proportional to 319,077.24, 440,329.56 and 175,842.36
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Solution
The fourth proportional to 319,077.24, 440,329.56 and 175,842.36 is: 242,664.09
Step by Step Solution
- Step 1: Write the proportion equation
319,077.24 : 440,329.56 = 175,842.36 : x - Step 2: Convert to fraction form
319,077.24/440,329.56 = 175,842.36/x - Step 3: Cross multiply
319,077.24x = 440,329.56 × 175,842.36 - Step 4: Simplify right side
319,077.24x = 77,428,589,008.16 - Step 5: Solve for x
x = 77,428,589,008.16/319,077.24 - Step 6: Final answer
x = 242,664.09
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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.