Finding the Fourth Proportional to 345,202.65, 476,366.36 and 192,247.29
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Solution
The fourth proportional to 345,202.65, 476,366.36 and 192,247.29 is: 265,293.85
Step by Step Solution
- Step 1: Write the proportion equation
345,202.65 : 476,366.36 = 192,247.29 : x - Step 2: Convert to fraction form
345,202.65/476,366.36 = 192,247.29/x - Step 3: Cross multiply
345,202.65x = 476,366.36 × 192,247.29 - Step 4: Simplify right side
345,202.65x = 91,580,140,795.93 - Step 5: Solve for x
x = 91,580,140,795.93/345,202.65 - Step 6: Final answer
x = 265,293.85
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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.