Finding the Fourth Proportional to 632,212.98, 872,453.88 and 345,733.26
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Solution
The fourth proportional to 632,212.98, 872,453.88 and 345,733.26 is: 477,111.88
Step by Step Solution
- Step 1: Write the proportion equation
632,212.98 : 872,453.88 = 345,733.26 : x - Step 2: Convert to fraction form
632,212.98/872,453.88 = 345,733.26/x - Step 3: Cross multiply
632,212.98x = 872,453.88 × 345,733.26 - Step 4: Simplify right side
632,212.98x = 301,636,324,132.05 - Step 5: Solve for x
x = 301,636,324,132.05/632,212.98 - Step 6: Final answer
x = 477,111.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.