Finding the Fourth Proportional to 285,937.44, 428,926.14 and 117,466.26
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Solution
The fourth proportional to 285,937.44, 428,926.14 and 117,466.26 is: 176,207.60
Step by Step Solution
- Step 1: Write the proportion equation
285,937.44 : 428,926.14 = 117,466.26 : x - Step 2: Convert to fraction form
285,937.44/428,926.14 = 117,466.26/x - Step 3: Cross multiply
285,937.44x = 428,926.14 × 117,466.26 - Step 4: Simplify right side
285,937.44x = 50,384,349,482.04 - Step 5: Solve for x
x = 50,384,349,482.04/285,937.44 - Step 6: Final answer
x = 176,207.60
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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.