Finding the Fourth Proportional to 436,801.66, 655,177.82 and 193,572.68
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Solution
The fourth proportional to 436,801.66, 655,177.82 and 193,572.68 is: 290,348.09
Step by Step Solution
- Step 1: Write the proportion equation
436,801.66 : 655,177.82 = 193,572.68 : x - Step 2: Convert to fraction form
436,801.66/655,177.82 = 193,572.68/x - Step 3: Cross multiply
436,801.66x = 655,177.82 × 193,572.68 - Step 4: Simplify right side
436,801.66x = 126,824,526,493.96 - Step 5: Solve for x
x = 126,824,526,493.96/436,801.66 - Step 6: Final answer
x = 290,348.09
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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.