Finding the Fourth Proportional to 319,762.62, 441,273.83 and 176,523.84
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Solution
The fourth proportional to 319,762.62, 441,273.83 and 176,523.84 is: 243,603.68
Step by Step Solution
- Step 1: Write the proportion equation
319,762.62 : 441,273.83 = 176,523.84 : x - Step 2: Convert to fraction form
319,762.62/441,273.83 = 176,523.84/x - Step 3: Cross multiply
319,762.62x = 441,273.83 × 176,523.84 - Step 4: Simplify right side
319,762.62x = 77,895,350,080.49 - Step 5: Solve for x
x = 77,895,350,080.49/319,762.62 - Step 6: Final answer
x = 243,603.68
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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.