Finding the Fourth Proportional to 222,044.34, 306,227.52 and 157,385.70
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Solution
The fourth proportional to 222,044.34, 306,227.52 and 157,385.70 is: 217,054.99
Step by Step Solution
- Step 1: Write the proportion equation
222,044.34 : 306,227.52 = 157,385.70 : x - Step 2: Convert to fraction form
222,044.34/306,227.52 = 157,385.70/x - Step 3: Cross multiply
222,044.34x = 306,227.52 × 157,385.70 - Step 4: Simplify right side
222,044.34x = 48,195,832,594.46 - Step 5: Solve for x
x = 48,195,832,594.46/222,044.34 - Step 6: Final answer
x = 217,054.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.