Finding the Fourth Proportional to 929,233.26, 1,282,792.38 and 623,197.68
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Solution
The fourth proportional to 929,233.26, 1,282,792.38 and 623,197.68 is: 860,314.92
Step by Step Solution
- Step 1: Write the proportion equation
929,233.26 : 1,282,792.38 = 623,197.68 : x - Step 2: Convert to fraction form
929,233.26/1,282,792.38 = 623,197.68/x - Step 3: Cross multiply
929,233.26x = 1,282,792.38 × 623,197.68 - Step 4: Simplify right side
929,233.26x = 799,433,235,137.68 - Step 5: Solve for x
x = 799,433,235,137.68/929,233.26 - Step 6: Final answer
x = 860,314.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.