Finding the Fourth Proportional to 295,257.40, 442,886.10 and 117,791.80
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Solution
The fourth proportional to 295,257.40, 442,886.10 and 117,791.80 is: 176,687.70
Step by Step Solution
- Step 1: Write the proportion equation
295,257.40 : 442,886.10 = 117,791.80 : x - Step 2: Convert to fraction form
295,257.40/442,886.10 = 117,791.80/x - Step 3: Cross multiply
295,257.40x = 442,886.10 × 117,791.80 - Step 4: Simplify right side
295,257.40x = 52,168,350,913.98 - Step 5: Solve for x
x = 52,168,350,913.98/295,257.40 - Step 6: Final answer
x = 176,687.70
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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.