Finding the Fourth Proportional to 557,773.68, 769,733.68 and 303,124.92
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Solution
The fourth proportional to 557,773.68, 769,733.68 and 303,124.92 is: 418,315.65
Step by Step Solution
- Step 1: Write the proportion equation
557,773.68 : 769,733.68 = 303,124.92 : x - Step 2: Convert to fraction form
557,773.68/769,733.68 = 303,124.92/x - Step 3: Cross multiply
557,773.68x = 769,733.68 × 303,124.92 - Step 4: Simplify right side
557,773.68x = 233,325,460,171.31 - Step 5: Solve for x
x = 233,325,460,171.31/557,773.68 - Step 6: Final answer
x = 418,315.65
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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.