Finding the Fourth Proportional to 298,768.06, 412,294.66 and 162,802.99
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Solution
The fourth proportional to 298,768.06, 412,294.66 and 162,802.99 is: 224,665.26
Step by Step Solution
- Step 1: Write the proportion equation
298,768.06 : 412,294.66 = 162,802.99 : x - Step 2: Convert to fraction form
298,768.06/412,294.66 = 162,802.99/x - Step 3: Cross multiply
298,768.06x = 412,294.66 × 162,802.99 - Step 4: Simplify right side
298,768.06x = 67,122,803,409.03 - Step 5: Solve for x
x = 67,122,803,409.03/298,768.06 - Step 6: Final answer
x = 224,665.26
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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.