Finding the Fourth Proportional to 253,366.96, 379,292.76 and 153,224.08
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Solution
The fourth proportional to 253,366.96, 379,292.76 and 153,224.08 is: 229,377.91
Step by Step Solution
- Step 1: Write the proportion equation
253,366.96 : 379,292.76 = 153,224.08 : x - Step 2: Convert to fraction form
253,366.96/379,292.76 = 153,224.08/x - Step 3: Cross multiply
253,366.96x = 379,292.76 × 153,224.08 - Step 4: Simplify right side
253,366.96x = 58,116,784,201.66 - Step 5: Solve for x
x = 58,116,784,201.66/253,366.96 - Step 6: Final answer
x = 229,377.91
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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.