Finding the Third Proportional to 728,208.50 and 1,130,652.75
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Solution
The third proportional to 728,208.50 and 1,130,652.75 is: 1,755,507.72
Step by Step Solution
- Step 1: Write the proportion equation
728,208.50 : 1,130,652.75 = 1,130,652.75 : x - Step 2: Convert to fraction form
728,208.50/1,130,652.75 = 1,130,652.75/x - Step 3: Cross multiply
728,208.50x = 1,130,652.75 × 1,130,652.75 - Step 4: Simplify right side
728,208.50x = 1,278,375,641,082.56 - Step 5: Solve for x
x = 1,278,375,641,082.56/728,208.50 - Step 6: Final answer
x = 1,755,507.72
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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.