Finding the Fourth Proportional to 254,226.12, 379,511.49 and 235,771.08
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Solution
The fourth proportional to 254,226.12, 379,511.49 and 235,771.08 is: 351,961.61
Step by Step Solution
- Step 1: Write the proportion equation
254,226.12 : 379,511.49 = 235,771.08 : x - Step 2: Convert to fraction form
254,226.12/379,511.49 = 235,771.08/x - Step 3: Cross multiply
254,226.12x = 379,511.49 × 235,771.08 - Step 4: Simplify right side
254,226.12x = 89,477,833,869.71 - Step 5: Solve for x
x = 89,477,833,869.71/254,226.12 - Step 6: Final answer
x = 351,961.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.