Finding the Third Proportional to 391,862.25 and 586,274.63
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Solution
The third proportional to 391,862.25 and 586,274.63 is: 877,139.70
Step by Step Solution
- Step 1: Write the proportion equation
391,862.25 : 586,274.63 = 586,274.63 : x - Step 2: Convert to fraction form
391,862.25/586,274.63 = 586,274.63/x - Step 3: Cross multiply
391,862.25x = 586,274.63 × 586,274.63 - Step 4: Simplify right side
391,862.25x = 343,717,935,918.89 - Step 5: Solve for x
x = 343,717,935,918.89/391,862.25 - Step 6: Final answer
x = 877,139.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.