Finding the Fourth Proportional to 449,556.68, 674,666.85 and 212,898.98
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Solution
The fourth proportional to 449,556.68, 674,666.85 and 212,898.98 is: 319,505.62
Step by Step Solution
- Step 1: Write the proportion equation
449,556.68 : 674,666.85 = 212,898.98 : x - Step 2: Convert to fraction form
449,556.68/674,666.85 = 212,898.98/x - Step 3: Cross multiply
449,556.68x = 674,666.85 × 212,898.98 - Step 4: Simplify right side
449,556.68x = 143,635,884,204.81 - Step 5: Solve for x
x = 143,635,884,204.81/449,556.68 - Step 6: Final answer
x = 319,505.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.