Finding the Fourth Proportional to 765,796.68, 1,147,659.84 and 552,928.68
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Solution
The fourth proportional to 765,796.68, 1,147,659.84 and 552,928.68 is: 828,645.59
Step by Step Solution
- Step 1: Write the proportion equation
765,796.68 : 1,147,659.84 = 552,928.68 : x - Step 2: Convert to fraction form
765,796.68/1,147,659.84 = 552,928.68/x - Step 3: Cross multiply
765,796.68x = 1,147,659.84 × 552,928.68 - Step 4: Simplify right side
765,796.68x = 634,574,040,420.21 - Step 5: Solve for x
x = 634,574,040,420.21/765,796.68 - Step 6: Final answer
x = 828,645.59
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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.