Finding the Fourth Proportional to 300,159.24, 413,890.02 and 192,688.68
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Solution
The fourth proportional to 300,159.24, 413,890.02 and 192,688.68 is: 265,698.71
Step by Step Solution
- Step 1: Write the proportion equation
300,159.24 : 413,890.02 = 192,688.68 : x - Step 2: Convert to fraction form
300,159.24/413,890.02 = 192,688.68/x - Step 3: Cross multiply
300,159.24x = 413,890.02 × 192,688.68 - Step 4: Simplify right side
300,159.24x = 79,751,921,618.97 - Step 5: Solve for x
x = 79,751,921,618.97/300,159.24 - Step 6: Final answer
x = 265,698.71
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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.