Finding the Fourth Proportional to 484,641.74, 726,910.76 and 169,104.62
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Solution
The fourth proportional to 484,641.74, 726,910.76 and 169,104.62 is: 253,638.84
Step by Step Solution
- Step 1: Write the proportion equation
484,641.74 : 726,910.76 = 169,104.62 : x - Step 2: Convert to fraction form
484,641.74/726,910.76 = 169,104.62/x - Step 3: Cross multiply
484,641.74x = 726,910.76 × 169,104.62 - Step 4: Simplify right side
484,641.74x = 122,923,967,843.71 - Step 5: Solve for x
x = 122,923,967,843.71/484,641.74 - Step 6: Final answer
x = 253,638.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.