Finding the Fourth Proportional to 343,765.08, 515,639.52 and 202,506.21
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Solution
The fourth proportional to 343,765.08, 515,639.52 and 202,506.21 is: 303,754.54
Step by Step Solution
- Step 1: Write the proportion equation
343,765.08 : 515,639.52 = 202,506.21 : x - Step 2: Convert to fraction form
343,765.08/515,639.52 = 202,506.21/x - Step 3: Cross multiply
343,765.08x = 515,639.52 × 202,506.21 - Step 4: Simplify right side
343,765.08x = 104,420,204,921.42 - Step 5: Solve for x
x = 104,420,204,921.42/343,765.08 - Step 6: Final answer
x = 303,754.54
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1.5x scale
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.