Finding the Fourth Proportional to 514,727.36, 772,213.34 and 177,770.81
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Solution
The fourth proportional to 514,727.36, 772,213.34 and 177,770.81 is: 266,698.45
Step by Step Solution
- Step 1: Write the proportion equation
514,727.36 : 772,213.34 = 177,770.81 : x - Step 2: Convert to fraction form
514,727.36/772,213.34 = 177,770.81/x - Step 3: Cross multiply
514,727.36x = 772,213.34 × 177,770.81 - Step 4: Simplify right side
514,727.36x = 137,276,987,527.97 - Step 5: Solve for x
x = 137,276,987,527.97/514,727.36 - Step 6: Final answer
x = 266,698.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.