Finding the Fourth Proportional to 557,292.20, 835,938.30 and 202,317.80
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Solution
The fourth proportional to 557,292.20, 835,938.30 and 202,317.80 is: 303,476.70
Step by Step Solution
- Step 1: Write the proportion equation
557,292.20 : 835,938.30 = 202,317.80 : x - Step 2: Convert to fraction form
557,292.20/835,938.30 = 202,317.80/x - Step 3: Cross multiply
557,292.20x = 835,938.30 × 202,317.80 - Step 4: Simplify right side
557,292.20x = 169,125,197,791.74 - Step 5: Solve for x
x = 169,125,197,791.74/557,292.20 - Step 6: Final answer
x = 303,476.70
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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.