Finding the Fourth Proportional to 268,377.36, 370,353.24 and 147,518.88
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Solution
The fourth proportional to 268,377.36, 370,353.24 and 147,518.88 is: 203,571.92
Step by Step Solution
- Step 1: Write the proportion equation
268,377.36 : 370,353.24 = 147,518.88 : x - Step 2: Convert to fraction form
268,377.36/370,353.24 = 147,518.88/x - Step 3: Cross multiply
268,377.36x = 370,353.24 × 147,518.88 - Step 4: Simplify right side
268,377.36x = 54,634,095,169.17 - Step 5: Solve for x
x = 54,634,095,169.17/268,377.36 - Step 6: Final answer
x = 203,571.92
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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.