Finding the Fourth Proportional to 651,640.56, 977,613.84 and 202,338.24
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Solution
The fourth proportional to 651,640.56, 977,613.84 and 202,338.24 is: 303,554.87
Step by Step Solution
- Step 1: Write the proportion equation
651,640.56 : 977,613.84 = 202,338.24 : x - Step 2: Convert to fraction form
651,640.56/977,613.84 = 202,338.24/x - Step 3: Cross multiply
651,640.56x = 977,613.84 × 202,338.24 - Step 4: Simplify right side
651,640.56x = 197,808,663,785.24 - Step 5: Solve for x
x = 197,808,663,785.24/651,640.56 - Step 6: Final answer
x = 303,554.87
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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.