Finding the Fourth Proportional to 793,741.08, 1,190,775.65 and 261,294.06
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Solution
The fourth proportional to 793,741.08, 1,190,775.65 and 261,294.06 is: 391,995.09
Step by Step Solution
- Step 1: Write the proportion equation
793,741.08 : 1,190,775.65 = 261,294.06 : x - Step 2: Convert to fraction form
793,741.08/1,190,775.65 = 261,294.06/x - Step 3: Cross multiply
793,741.08x = 1,190,775.65 × 261,294.06 - Step 4: Simplify right side
793,741.08x = 311,142,604,137.64 - Step 5: Solve for x
x = 311,142,604,137.64/793,741.08 - Step 6: Final answer
x = 391,995.09
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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.