Finding the Third Proportional to 356,644.50 and 554,010.75
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Solution
The third proportional to 356,644.50 and 554,010.75 is: 860,599.03
Step by Step Solution
- Step 1: Write the proportion equation
356,644.50 : 554,010.75 = 554,010.75 : x - Step 2: Convert to fraction form
356,644.50/554,010.75 = 554,010.75/x - Step 3: Cross multiply
356,644.50x = 554,010.75 × 554,010.75 - Step 4: Simplify right side
356,644.50x = 306,927,911,115.56 - Step 5: Solve for x
x = 306,927,911,115.56/356,644.50 - Step 6: Final answer
x = 860,599.03
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.