Finding the Fourth Proportional to 264,335.47, 364,783.26 and 143,476.75
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Solution
The fourth proportional to 264,335.47, 364,783.26 and 143,476.75 is: 197,998.09
Step by Step Solution
- Step 1: Write the proportion equation
264,335.47 : 364,783.26 = 143,476.75 : x - Step 2: Convert to fraction form
264,335.47/364,783.26 = 143,476.75/x - Step 3: Cross multiply
264,335.47x = 364,783.26 × 143,476.75 - Step 4: Simplify right side
264,335.47x = 52,337,917,593.22 - Step 5: Solve for x
x = 52,337,917,593.22/264,335.47 - Step 6: Final answer
x = 197,998.09
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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.