Finding the Fourth Proportional to 394,166.18, 591,252.51 and 169,511.06
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Solution
The fourth proportional to 394,166.18, 591,252.51 and 169,511.06 is: 254,267.98
Step by Step Solution
- Step 1: Write the proportion equation
394,166.18 : 591,252.51 = 169,511.06 : x - Step 2: Convert to fraction form
394,166.18/591,252.51 = 169,511.06/x - Step 3: Cross multiply
394,166.18x = 591,252.51 × 169,511.06 - Step 4: Simplify right side
394,166.18x = 100,223,839,697.76 - Step 5: Solve for x
x = 100,223,839,697.76/394,166.18 - Step 6: Final answer
x = 254,267.98
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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.