Finding the Fourth Proportional to 363,699.62, 545,515.76 and 171,529.98
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Solution
The fourth proportional to 363,699.62, 545,515.76 and 171,529.98 is: 257,279.09
Step by Step Solution
- Step 1: Write the proportion equation
363,699.62 : 545,515.76 = 171,529.98 : x - Step 2: Convert to fraction form
363,699.62/545,515.76 = 171,529.98/x - Step 3: Cross multiply
363,699.62x = 545,515.76 × 171,529.98 - Step 4: Simplify right side
363,699.62x = 93,572,307,402.48 - Step 5: Solve for x
x = 93,572,307,402.48/363,699.62 - Step 6: Final answer
x = 257,279.09
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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.