Finding the Fourth Proportional to 300,568.23, 414,712.99 and 177,998.71
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Solution
The fourth proportional to 300,568.23, 414,712.99 and 177,998.71 is: 245,596.07
Step by Step Solution
- Step 1: Write the proportion equation
300,568.23 : 414,712.99 = 177,998.71 : x - Step 2: Convert to fraction form
300,568.23/414,712.99 = 177,998.71/x - Step 3: Cross multiply
300,568.23x = 414,712.99 × 177,998.71 - Step 4: Simplify right side
300,568.23x = 73,818,377,240.24 - Step 5: Solve for x
x = 73,818,377,240.24/300,568.23 - Step 6: Final answer
x = 245,596.07
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1.5x scale
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.