Finding the Third Proportional to 307,802 and 640,066
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Solution
The third proportional to 307,802 and 640,066 is: 1,331,000.07
Step by Step Solution
- Step 1: Write the proportion equation
307,802 : 640,066 = 640,066 : x - Step 2: Convert to fraction form
307,802/640,066 = 640,066/x - Step 3: Cross multiply
307,802x = 640,066 × 640,066 - Step 4: Simplify right side
307,802x = 409,684,484,356 - Step 5: Solve for x
x = 409,684,484,356/307,802 - Step 6: Final answer
x = 1,331,000.07
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These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.