Finding the Fourth Proportional to 351,362.30, 484,883.84 and 190,220.79
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Solution
The fourth proportional to 351,362.30, 484,883.84 and 190,220.79 is: 262,506.79
Step by Step Solution
- Step 1: Write the proportion equation
351,362.30 : 484,883.84 = 190,220.79 : x - Step 2: Convert to fraction form
351,362.30/484,883.84 = 190,220.79/x - Step 3: Cross multiply
351,362.30x = 484,883.84 × 190,220.79 - Step 4: Simplify right side
351,362.30x = 92,234,989,396.90 - Step 5: Solve for x
x = 92,234,989,396.90/351,362.30 - Step 6: Final answer
x = 262,506.79
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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.