Finding the Fourth Proportional to 295,221.12, 442,617.12 and 117,674.88
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Solution
The fourth proportional to 295,221.12, 442,617.12 and 117,674.88 is: 176,426.80
Step by Step Solution
- Step 1: Write the proportion equation
295,221.12 : 442,617.12 = 117,674.88 : x - Step 2: Convert to fraction form
295,221.12/442,617.12 = 117,674.88/x - Step 3: Cross multiply
295,221.12x = 442,617.12 × 117,674.88 - Step 4: Simplify right side
295,221.12x = 52,084,916,481.95 - Step 5: Solve for x
x = 52,084,916,481.95/295,221.12 - Step 6: Final answer
x = 176,426.80
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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.