Finding the Fourth Proportional to 871,853.26, 1,307,804.43 and 240,767.08
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Solution
The fourth proportional to 871,853.26, 1,307,804.43 and 240,767.08 is: 361,157.40
Step by Step Solution
- Step 1: Write the proportion equation
871,853.26 : 1,307,804.43 = 240,767.08 : x - Step 2: Convert to fraction form
871,853.26/1,307,804.43 = 240,767.08/x - Step 3: Cross multiply
871,853.26x = 1,307,804.43 × 240,767.08 - Step 4: Simplify right side
871,853.26x = 314,876,253,822.16 - Step 5: Solve for x
x = 314,876,253,822.16/871,853.26 - Step 6: Final answer
x = 361,157.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.