Finding the Fourth Proportional to 729,456.64, 1,094,173.60 and 374,265.68
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Solution
The fourth proportional to 729,456.64, 1,094,173.60 and 374,265.68 is: 561,392.69
Step by Step Solution
- Step 1: Write the proportion equation
729,456.64 : 1,094,173.60 = 374,265.68 : x - Step 2: Convert to fraction form
729,456.64/1,094,173.60 = 374,265.68/x - Step 3: Cross multiply
729,456.64x = 1,094,173.60 × 374,265.68 - Step 4: Simplify right side
729,456.64x = 409,511,626,442.05 - Step 5: Solve for x
x = 409,511,626,442.05/729,456.64 - Step 6: Final answer
x = 561,392.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.