Finding the Fourth Proportional to 228,575.70, 343,252.35 and 169,478.10
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Solution
The fourth proportional to 228,575.70, 343,252.35 and 169,478.10 is: 254,505.43
Step by Step Solution
- Step 1: Write the proportion equation
228,575.70 : 343,252.35 = 169,478.10 : x - Step 2: Convert to fraction form
228,575.70/343,252.35 = 169,478.10/x - Step 3: Cross multiply
228,575.70x = 343,252.35 × 169,478.10 - Step 4: Simplify right side
228,575.70x = 58,173,756,098.54 - Step 5: Solve for x
x = 58,173,756,098.54/228,575.70 - Step 6: Final answer
x = 254,505.43
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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.