Finding the Fourth Proportional to 517,739.88, 776,795.64 and 202,423.08
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Solution
The fourth proportional to 517,739.88, 776,795.64 and 202,423.08 is: 303,707.27
Step by Step Solution
- Step 1: Write the proportion equation
517,739.88 : 776,795.64 = 202,423.08 : x - Step 2: Convert to fraction form
517,739.88/776,795.64 = 202,423.08/x - Step 3: Cross multiply
517,739.88x = 776,795.64 × 202,423.08 - Step 4: Simplify right side
517,739.88x = 157,241,365,979.37 - Step 5: Solve for x
x = 157,241,365,979.37/517,739.88 - Step 6: Final answer
x = 303,707.27
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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.