Finding the Third Proportional to 411,018.05 and 614,855.81
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Solution
The third proportional to 411,018.05 and 614,855.81 is: 919,783.63
Step by Step Solution
- Step 1: Write the proportion equation
411,018.05 : 614,855.81 = 614,855.81 : x - Step 2: Convert to fraction form
411,018.05/614,855.81 = 614,855.81/x - Step 3: Cross multiply
411,018.05x = 614,855.81 × 614,855.81 - Step 4: Simplify right side
411,018.05x = 378,047,670,165.04 - Step 5: Solve for x
x = 378,047,670,165.04/411,018.05 - Step 6: Final answer
x = 919,783.63
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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.