Finding the Fourth Proportional to 448,654.46, 672,756.80 and 149,029.99
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Solution
The fourth proportional to 448,654.46, 672,756.80 and 149,029.99 is: 223,470.28
Step by Step Solution
- Step 1: Write the proportion equation
448,654.46 : 672,756.80 = 149,029.99 : x - Step 2: Convert to fraction form
448,654.46/672,756.80 = 149,029.99/x - Step 3: Cross multiply
448,654.46x = 672,756.80 × 149,029.99 - Step 4: Simplify right side
448,654.46x = 100,260,936,749.39 - Step 5: Solve for x
x = 100,260,936,749.39/448,654.46 - Step 6: Final answer
x = 223,470.28
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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.