Finding the Fourth Proportional to 741,316.14, 1,111,552.74 and 291,793.28
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Solution
The fourth proportional to 741,316.14, 1,111,552.74 and 291,793.28 is: 437,524.02
Step by Step Solution
- Step 1: Write the proportion equation
741,316.14 : 1,111,552.74 = 291,793.28 : x - Step 2: Convert to fraction form
741,316.14/1,111,552.74 = 291,793.28/x - Step 3: Cross multiply
741,316.14x = 1,111,552.74 × 291,793.28 - Step 4: Simplify right side
741,316.14x = 324,343,614,339.82 - Step 5: Solve for x
x = 324,343,614,339.82/741,316.14 - Step 6: Final answer
x = 437,524.02
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1.5x scale
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.