Finding the Fourth Proportional to 549,867.10, 823,726.83 and 261,268.02
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Solution
The fourth proportional to 549,867.10, 823,726.83 and 261,268.02 is: 391,391.80
Step by Step Solution
- Step 1: Write the proportion equation
549,867.10 : 823,726.83 = 261,268.02 : x - Step 2: Convert to fraction form
549,867.10/823,726.83 = 261,268.02/x - Step 3: Cross multiply
549,867.10x = 823,726.83 × 261,268.02 - Step 4: Simplify right side
549,867.10x = 215,213,476,614.13 - Step 5: Solve for x
x = 215,213,476,614.13/549,867.10 - Step 6: Final answer
x = 391,391.80
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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.