Finding the Third Proportional to 298,648 and 462,417
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Solution
The third proportional to 298,648 and 462,417 is: 715,991.68
Step by Step Solution
- Step 1: Write the proportion equation
298,648 : 462,417 = 462,417 : x - Step 2: Convert to fraction form
298,648/462,417 = 462,417/x - Step 3: Cross multiply
298,648x = 462,417 × 462,417 - Step 4: Simplify right side
298,648x = 213,829,481,889 - Step 5: Solve for x
x = 213,829,481,889/298,648 - Step 6: Final answer
x = 715,991.68
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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.