Finding the Fourth Proportional to 202,337.20, 283,686.80 and 202,337.20
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Solution
The fourth proportional to 202,337.20, 283,686.80 and 202,337.20 is: 283,686.80
Step by Step Solution
- Step 1: Write the proportion equation
202,337.20 : 283,686.80 = 202,337.20 : x - Step 2: Convert to fraction form
202,337.20/283,686.80 = 202,337.20/x - Step 3: Cross multiply
202,337.20x = 283,686.80 × 202,337.20 - Step 4: Simplify right side
202,337.20x = 57,400,392,788.96 - Step 5: Solve for x
x = 57,400,392,788.96/202,337.20 - Step 6: Final answer
x = 283,686.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.