Finding the Fourth Proportional to 651,456.15, 977,313.42 and 202,157.84
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Solution
The fourth proportional to 651,456.15, 977,313.42 and 202,157.84 is: 303,276.85
Step by Step Solution
- Step 1: Write the proportion equation
651,456.15 : 977,313.42 = 202,157.84 : x - Step 2: Convert to fraction form
651,456.15/977,313.42 = 202,157.84/x - Step 3: Cross multiply
651,456.15x = 977,313.42 × 202,157.84 - Step 4: Simplify right side
651,456.15x = 197,571,568,979.42 - Step 5: Solve for x
x = 197,571,568,979.42/651,456.15 - Step 6: Final answer
x = 303,276.85
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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.