Finding the Fourth Proportional to 251,981.40, 377,972.10 and 232,735.80
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Solution
The fourth proportional to 251,981.40, 377,972.10 and 232,735.80 is: 349,103.70
Step by Step Solution
- Step 1: Write the proportion equation
251,981.40 : 377,972.10 = 232,735.80 : x - Step 2: Convert to fraction form
251,981.40/377,972.10 = 232,735.80/x - Step 3: Cross multiply
251,981.40x = 377,972.10 × 232,735.80 - Step 4: Simplify right side
251,981.40x = 87,967,639,071.18 - Step 5: Solve for x
x = 87,967,639,071.18/251,981.40 - Step 6: Final answer
x = 349,103.70
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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.