Finding the Third Proportional to 665,272 and 1,042,415
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Solution
The third proportional to 665,272 and 1,042,415 is: 1,633,360.54
Step by Step Solution
- Step 1: Write the proportion equation
665,272 : 1,042,415 = 1,042,415 : x - Step 2: Convert to fraction form
665,272/1,042,415 = 1,042,415/x - Step 3: Cross multiply
665,272x = 1,042,415 × 1,042,415 - Step 4: Simplify right side
665,272x = 1,086,629,032,225 - Step 5: Solve for x
x = 1,086,629,032,225/665,272 - Step 6: Final answer
x = 1,633,360.54
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.