Finding the Fourth Proportional to 517,723.65, 776,268.36 and 201,811.50
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Solution
The fourth proportional to 517,723.65, 776,268.36 and 201,811.50 is: 302,593.64
Step by Step Solution
- Step 1: Write the proportion equation
517,723.65 : 776,268.36 = 201,811.50 : x - Step 2: Convert to fraction form
517,723.65/776,268.36 = 201,811.50/x - Step 3: Cross multiply
517,723.65x = 776,268.36 × 201,811.50 - Step 4: Simplify right side
517,723.65x = 156,659,882,134.14 - Step 5: Solve for x
x = 156,659,882,134.14/517,723.65 - Step 6: Final answer
x = 302,593.64
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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.