Finding the Third Proportional to 391,216.50 and 834,108.75
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Solution
The third proportional to 391,216.50 and 834,108.75 is: 1,778,394.84
Step by Step Solution
- Step 1: Write the proportion equation
391,216.50 : 834,108.75 = 834,108.75 : x - Step 2: Convert to fraction form
391,216.50/834,108.75 = 834,108.75/x - Step 3: Cross multiply
391,216.50x = 834,108.75 × 834,108.75 - Step 4: Simplify right side
391,216.50x = 695,737,406,826.56 - Step 5: Solve for x
x = 695,737,406,826.56/391,216.50 - Step 6: Final answer
x = 1,778,394.84
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.