Finding the Fourth Proportional to 250,466.62, 345,679.36 and 155,004.08
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Solution
The fourth proportional to 250,466.62, 345,679.36 and 155,004.08 is: 213,927.55
Step by Step Solution
- Step 1: Write the proportion equation
250,466.62 : 345,679.36 = 155,004.08 : x - Step 2: Convert to fraction form
250,466.62/345,679.36 = 155,004.08/x - Step 3: Cross multiply
250,466.62x = 345,679.36 × 155,004.08 - Step 4: Simplify right side
250,466.62x = 53,581,711,171.79 - Step 5: Solve for x
x = 53,581,711,171.79/250,466.62 - Step 6: Final answer
x = 213,927.55
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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.