Finding the Fourth Proportional to 484,888.68, 727,582.16 and 215,201.61
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Solution
The fourth proportional to 484,888.68, 727,582.16 and 215,201.61 is: 322,912.99
Step by Step Solution
- Step 1: Write the proportion equation
484,888.68 : 727,582.16 = 215,201.61 : x - Step 2: Convert to fraction form
484,888.68/727,582.16 = 215,201.61/x - Step 3: Cross multiply
484,888.68x = 727,582.16 × 215,201.61 - Step 4: Simplify right side
484,888.68x = 156,576,852,777.28 - Step 5: Solve for x
x = 156,576,852,777.28/484,888.68 - Step 6: Final answer
x = 322,912.99
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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.