Finding the Fourth Proportional to 382,335.87, 573,572.79 and 157,571.40
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Solution
The fourth proportional to 382,335.87, 573,572.79 and 157,571.40 is: 236,385.53
Step by Step Solution
- Step 1: Write the proportion equation
382,335.87 : 573,572.79 = 157,571.40 : x - Step 2: Convert to fraction form
382,335.87/573,572.79 = 157,571.40/x - Step 3: Cross multiply
382,335.87x = 573,572.79 × 157,571.40 - Step 4: Simplify right side
382,335.87x = 90,378,667,522.21 - Step 5: Solve for x
x = 90,378,667,522.21/382,335.87 - Step 6: Final answer
x = 236,385.53
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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.