Finding the Third Proportional to 458,642 and 972,788
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Solution
The third proportional to 458,642 and 972,788 is: 2,063,300.99
Step by Step Solution
- Step 1: Write the proportion equation
458,642 : 972,788 = 972,788 : x - Step 2: Convert to fraction form
458,642/972,788 = 972,788/x - Step 3: Cross multiply
458,642x = 972,788 × 972,788 - Step 4: Simplify right side
458,642x = 946,316,492,944 - Step 5: Solve for x
x = 946,316,492,944/458,642 - Step 6: Final answer
x = 2,063,300.99
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.