Finding the Fourth Proportional to 296,575.55, 444,217.35 and 153,990.68
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Solution
The fourth proportional to 296,575.55, 444,217.35 and 153,990.68 is: 230,650.61
Step by Step Solution
- Step 1: Write the proportion equation
296,575.55 : 444,217.35 = 153,990.68 : x - Step 2: Convert to fraction form
296,575.55/444,217.35 = 153,990.68/x - Step 3: Cross multiply
296,575.55x = 444,217.35 × 153,990.68 - Step 4: Simplify right side
296,575.55x = 68,405,329,573.21 - Step 5: Solve for x
x = 68,405,329,573.21/296,575.55 - Step 6: Final answer
x = 230,650.61
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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.