Finding the Third Proportional to 340,669.13 and 528,990.75
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Solution
The third proportional to 340,669.13 and 528,990.75 is: 821,416.42
Step by Step Solution
- Step 1: Write the proportion equation
340,669.13 : 528,990.75 = 528,990.75 : x - Step 2: Convert to fraction form
340,669.13/528,990.75 = 528,990.75/x - Step 3: Cross multiply
340,669.13x = 528,990.75 × 528,990.75 - Step 4: Simplify right side
340,669.13x = 279,831,213,585.56 - Step 5: Solve for x
x = 279,831,213,585.56/340,669.13 - Step 6: Final answer
x = 821,416.42
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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.