Finding the Fourth Proportional to 671,074.12, 1,005,883.62 and 334,366.12
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Solution
The fourth proportional to 671,074.12, 1,005,883.62 and 334,366.12 is: 501,186.67
Step by Step Solution
- Step 1: Write the proportion equation
671,074.12 : 1,005,883.62 = 334,366.12 : x - Step 2: Convert to fraction form
671,074.12/1,005,883.62 = 334,366.12/x - Step 3: Cross multiply
671,074.12x = 1,005,883.62 × 334,366.12 - Step 4: Simplify right side
671,074.12x = 336,333,403,190.95 - Step 5: Solve for x
x = 336,333,403,190.95/671,074.12 - Step 6: Final answer
x = 501,186.67
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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.