Finding the Fourth Proportional to 273,820.79, 379,805.88 and 266,538.08
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Solution
The fourth proportional to 273,820.79, 379,805.88 and 266,538.08 is: 369,704.32
Step by Step Solution
- Step 1: Write the proportion equation
273,820.79 : 379,805.88 = 266,538.08 : x - Step 2: Convert to fraction form
273,820.79/379,805.88 = 266,538.08/x - Step 3: Cross multiply
273,820.79x = 379,805.88 × 266,538.08 - Step 4: Simplify right side
273,820.79x = 101,232,730,027.91 - Step 5: Solve for x
x = 101,232,730,027.91/273,820.79 - Step 6: Final answer
x = 369,704.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.