Finding the Third Proportional to 485,655.75 and 728,482.50
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Solution
The third proportional to 485,655.75 and 728,482.50 is: 1,092,722.06
Step by Step Solution
- Step 1: Write the proportion equation
485,655.75 : 728,482.50 = 728,482.50 : x - Step 2: Convert to fraction form
485,655.75/728,482.50 = 728,482.50/x - Step 3: Cross multiply
485,655.75x = 728,482.50 × 728,482.50 - Step 4: Simplify right side
485,655.75x = 530,686,752,806.25 - Step 5: Solve for x
x = 530,686,752,806.25/485,655.75 - Step 6: Final answer
x = 1,092,722.06
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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.