Finding the Fourth Proportional to 343,414.08, 473,911.56 and 190,475.69
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Solution
The fourth proportional to 343,414.08, 473,911.56 and 190,475.69 is: 262,856.52
Step by Step Solution
- Step 1: Write the proportion equation
343,414.08 : 473,911.56 = 190,475.69 : x - Step 2: Convert to fraction form
343,414.08/473,911.56 = 190,475.69/x - Step 3: Cross multiply
343,414.08x = 473,911.56 × 190,475.69 - Step 4: Simplify right side
343,414.08x = 90,268,629,020.42 - Step 5: Solve for x
x = 90,268,629,020.42/343,414.08 - Step 6: Final answer
x = 262,856.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.