Finding the Fourth Proportional to 264,335.36, 364,783.18 and 143,476.74
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Solution
The fourth proportional to 264,335.36, 364,783.18 and 143,476.74 is: 197,998.11
Step by Step Solution
- Step 1: Write the proportion equation
264,335.36 : 364,783.18 = 143,476.74 : x - Step 2: Convert to fraction form
264,335.36/364,783.18 = 143,476.74/x - Step 3: Cross multiply
264,335.36x = 364,783.18 × 143,476.74 - Step 4: Simplify right side
264,335.36x = 52,337,901,473.23 - Step 5: Solve for x
x = 52,337,901,473.23/264,335.36 - Step 6: Final answer
x = 197,998.11
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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.