Finding the Fourth Proportional to 659,572.24, 989,243.64 and 304,556.08
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Solution
The fourth proportional to 659,572.24, 989,243.64 and 304,556.08 is: 456,781.15
Step by Step Solution
- Step 1: Write the proportion equation
659,572.24 : 989,243.64 = 304,556.08 : x - Step 2: Convert to fraction form
659,572.24/989,243.64 = 304,556.08/x - Step 3: Cross multiply
659,572.24x = 989,243.64 × 304,556.08 - Step 4: Simplify right side
659,572.24x = 301,280,165,163.33 - Step 5: Solve for x
x = 301,280,165,163.33/659,572.24 - Step 6: Final answer
x = 456,781.15
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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.