Finding the Fourth Proportional to 264,877.64, 397,307.66 and 115,118.08
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Solution
The fourth proportional to 264,877.64, 397,307.66 and 115,118.08 is: 172,673.30
Step by Step Solution
- Step 1: Write the proportion equation
264,877.64 : 397,307.66 = 115,118.08 : x - Step 2: Convert to fraction form
264,877.64/397,307.66 = 115,118.08/x - Step 3: Cross multiply
264,877.64x = 397,307.66 × 115,118.08 - Step 4: Simplify right side
264,877.64x = 45,737,294,988.49 - Step 5: Solve for x
x = 45,737,294,988.49/264,877.64 - Step 6: Final answer
x = 172,673.30
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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.