Finding the Fourth Proportional to 615,350.48, 849,181.84 and 343,415.48
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Solution
The fourth proportional to 615,350.48, 849,181.84 and 343,415.48 is: 473,912.34
Step by Step Solution
- Step 1: Write the proportion equation
615,350.48 : 849,181.84 = 343,415.48 : x - Step 2: Convert to fraction form
615,350.48/849,181.84 = 343,415.48/x - Step 3: Cross multiply
615,350.48x = 849,181.84 × 343,415.48 - Step 4: Simplify right side
615,350.48x = 291,622,184,086.44 - Step 5: Solve for x
x = 291,622,184,086.44/615,350.48 - Step 6: Final answer
x = 473,912.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.