Finding the Fourth Proportional to 344,471.74, 516,703.96 and 107,816.47
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Solution
The fourth proportional to 344,471.74, 516,703.96 and 107,816.47 is: 161,723.56
Step by Step Solution
- Step 1: Write the proportion equation
344,471.74 : 516,703.96 = 107,816.47 : x - Step 2: Convert to fraction form
344,471.74/516,703.96 = 107,816.47/x - Step 3: Cross multiply
344,471.74x = 516,703.96 × 107,816.47 - Step 4: Simplify right side
344,471.74x = 55,709,195,845.23 - Step 5: Solve for x
x = 55,709,195,845.23/344,471.74 - Step 6: Final answer
x = 161,723.56
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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.