Finding the Third Proportional to 418,341.75 and 861,442.50
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Solution
The third proportional to 418,341.75 and 861,442.50 is: 1,773,868.33
Step by Step Solution
- Step 1: Write the proportion equation
418,341.75 : 861,442.50 = 861,442.50 : x - Step 2: Convert to fraction form
418,341.75/861,442.50 = 861,442.50/x - Step 3: Cross multiply
418,341.75x = 861,442.50 × 861,442.50 - Step 4: Simplify right side
418,341.75x = 742,083,180,806.25 - Step 5: Solve for x
x = 742,083,180,806.25/418,341.75 - Step 6: Final answer
x = 1,773,868.33
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Why These Related Problems?
These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.