Finding the Fourth Proportional to 676,187.26, 933,167.58 and 374,381.26
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Solution
The fourth proportional to 676,187.26, 933,167.58 and 374,381.26 is: 516,662.28
Step by Step Solution
- Step 1: Write the proportion equation
676,187.26 : 933,167.58 = 374,381.26 : x - Step 2: Convert to fraction form
676,187.26/933,167.58 = 374,381.26/x - Step 3: Cross multiply
676,187.26x = 933,167.58 × 374,381.26 - Step 4: Simplify right side
676,187.26x = 349,360,454,391.55 - Step 5: Solve for x
x = 349,360,454,391.55/676,187.26 - Step 6: Final answer
x = 516,662.28
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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.