Finding the Fourth Proportional to 395,954.06, 546,420.36 and 214,665.52
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Solution
The fourth proportional to 395,954.06, 546,420.36 and 214,665.52 is: 296,240.45
Step by Step Solution
- Step 1: Write the proportion equation
395,954.06 : 546,420.36 = 214,665.52 : x - Step 2: Convert to fraction form
395,954.06/546,420.36 = 214,665.52/x - Step 3: Cross multiply
395,954.06x = 546,420.36 × 214,665.52 - Step 4: Simplify right side
395,954.06x = 117,297,610,717.99 - Step 5: Solve for x
x = 117,297,610,717.99/395,954.06 - Step 6: Final answer
x = 296,240.45
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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.