Finding the Fourth Proportional to 568,438.34, 852,472.77 and 189,257.19
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Solution
The fourth proportional to 568,438.34, 852,472.77 and 189,257.19 is: 283,824.28
Step by Step Solution
- Step 1: Write the proportion equation
568,438.34 : 852,472.77 = 189,257.19 : x - Step 2: Convert to fraction form
568,438.34/852,472.77 = 189,257.19/x - Step 3: Cross multiply
568,438.34x = 852,472.77 × 189,257.19 - Step 4: Simplify right side
568,438.34x = 161,336,601,001.72 - Step 5: Solve for x
x = 161,336,601,001.72/568,438.34 - Step 6: Final answer
x = 283,824.28
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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.