Finding the Third Proportional to 259,057.13 and 399,659.63
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Solution
The third proportional to 259,057.13 and 399,659.63 is: 616,573.72
Step by Step Solution
- Step 1: Write the proportion equation
259,057.13 : 399,659.63 = 399,659.63 : x - Step 2: Convert to fraction form
259,057.13/399,659.63 = 399,659.63/x - Step 3: Cross multiply
259,057.13x = 399,659.63 × 399,659.63 - Step 4: Simplify right side
259,057.13x = 159,727,815,855.14 - Step 5: Solve for x
x = 159,727,815,855.14/259,057.13 - Step 6: Final answer
x = 616,573.72
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.