Finding the Fourth Proportional to 966,186.72, 1,449,330.80 and 292,250.84
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Solution
The fourth proportional to 966,186.72, 1,449,330.80 and 292,250.84 is: 438,391.59
Step by Step Solution
- Step 1: Write the proportion equation
966,186.72 : 1,449,330.80 = 292,250.84 : x - Step 2: Convert to fraction form
966,186.72/1,449,330.80 = 292,250.84/x - Step 3: Cross multiply
966,186.72x = 1,449,330.80 × 292,250.84 - Step 4: Simplify right side
966,186.72x = 423,568,135,029.96 - Step 5: Solve for x
x = 423,568,135,029.96/966,186.72 - Step 6: Final answer
x = 438,391.59
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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.