Finding the Third Proportional to 172,671 and 266,388
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Solution
The third proportional to 172,671 and 266,388 is: 410,969.80
Step by Step Solution
- Step 1: Write the proportion equation
172,671 : 266,388 = 266,388 : x - Step 2: Convert to fraction form
172,671/266,388 = 266,388/x - Step 3: Cross multiply
172,671x = 266,388 × 266,388 - Step 4: Simplify right side
172,671x = 70,962,566,544 - Step 5: Solve for x
x = 70,962,566,544/172,671 - Step 6: Final answer
x = 410,969.80
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.