Finding the Fourth Proportional to 268,539.06, 370,593.42 and 147,689.70
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Solution
The fourth proportional to 268,539.06, 370,593.42 and 147,689.70 is: 203,817.02
Step by Step Solution
- Step 1: Write the proportion equation
268,539.06 : 370,593.42 = 147,689.70 : x - Step 2: Convert to fraction form
268,539.06/370,593.42 = 147,689.70/x - Step 3: Cross multiply
268,539.06x = 370,593.42 × 147,689.70 - Step 4: Simplify right side
268,539.06x = 54,732,831,021.77 - Step 5: Solve for x
x = 54,732,831,021.77/268,539.06 - Step 6: Final answer
x = 203,817.02
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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.