Finding the Third Proportional to 393,454.97 and 705,930.19
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Solution
The third proportional to 393,454.97 and 705,930.19 is: 1,266,567.89
Step by Step Solution
- Step 1: Write the proportion equation
393,454.97 : 705,930.19 = 705,930.19 : x - Step 2: Convert to fraction form
393,454.97/705,930.19 = 705,930.19/x - Step 3: Cross multiply
393,454.97x = 705,930.19 × 705,930.19 - Step 4: Simplify right side
393,454.97x = 498,337,429,623.79 - Step 5: Solve for x
x = 498,337,429,623.79/393,454.97 - Step 6: Final answer
x = 1,266,567.89
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These problems maintain the same ratio (1.79) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.