Finding the Fourth Proportional to 526,636.04, 726,755.76 and 284,917.84
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Solution
The fourth proportional to 526,636.04, 726,755.76 and 284,917.84 is: 393,185.55
Step by Step Solution
- Step 1: Write the proportion equation
526,636.04 : 726,755.76 = 284,917.84 : x - Step 2: Convert to fraction form
526,636.04/726,755.76 = 284,917.84/x - Step 3: Cross multiply
526,636.04x = 726,755.76 × 284,917.84 - Step 4: Simplify right side
526,636.04x = 207,065,681,346.76 - Step 5: Solve for x
x = 207,065,681,346.76/526,636.04 - Step 6: Final answer
x = 393,185.55
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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.