Finding the Fourth Proportional to 416,126.26, 573,731.42 and 339,567.59
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Solution
The fourth proportional to 416,126.26, 573,731.42 and 339,567.59 is: 468,176.65
Step by Step Solution
- Step 1: Write the proportion equation
416,126.26 : 573,731.42 = 339,567.59 : x - Step 2: Convert to fraction form
416,126.26/573,731.42 = 339,567.59/x - Step 3: Cross multiply
416,126.26x = 573,731.42 × 339,567.59 - Step 4: Simplify right side
416,126.26x = 194,820,597,243.24 - Step 5: Solve for x
x = 194,820,597,243.24/416,126.26 - Step 6: Final answer
x = 468,176.65
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1.5x scale
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.