Finding the Fourth Proportional to 250,391.36, 375,962.28 and 216,761.12
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Solution
The fourth proportional to 250,391.36, 375,962.28 and 216,761.12 is: 325,466.52
Step by Step Solution
- Step 1: Write the proportion equation
250,391.36 : 375,962.28 = 216,761.12 : x - Step 2: Convert to fraction form
250,391.36/375,962.28 = 216,761.12/x - Step 3: Cross multiply
250,391.36x = 375,962.28 × 216,761.12 - Step 4: Simplify right side
250,391.36x = 81,494,003,010.74 - Step 5: Solve for x
x = 81,494,003,010.74/250,391.36 - Step 6: Final answer
x = 325,466.52
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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.