Finding the Fourth Proportional to 786,959, 1,180,449.04 and 247,197.68
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Solution
The fourth proportional to 786,959, 1,180,449.04 and 247,197.68 is: 370,799.83
Step by Step Solution
- Step 1: Write the proportion equation
786,959 : 1,180,449.04 = 247,197.68 : x - Step 2: Convert to fraction form
786,959/1,180,449.04 = 247,197.68/x - Step 3: Cross multiply
786,959x = 1,180,449.04 × 247,197.68 - Step 4: Simplify right side
786,959x = 291,804,264,046.23 - Step 5: Solve for x
x = 291,804,264,046.23/786,959 - Step 6: Final answer
x = 370,799.83
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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.