Finding the Fourth Proportional to 366,926.79, 506,364.40 and 274,883.00
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Solution
The fourth proportional to 366,926.79, 506,364.40 and 274,883.00 is: 379,342.62
Step by Step Solution
- Step 1: Write the proportion equation
366,926.79 : 506,364.40 = 274,883.00 : x - Step 2: Convert to fraction form
366,926.79/506,364.40 = 274,883.00/x - Step 3: Cross multiply
366,926.79x = 506,364.40 × 274,883.00 - Step 4: Simplify right side
366,926.79x = 139,190,966,905.21 - Step 5: Solve for x
x = 139,190,966,905.21/366,926.79 - Step 6: Final answer
x = 379,342.62
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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.