Finding the Fourth Proportional to 672,084.80, 1,006,960.80 and 567,108.80
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Solution
The fourth proportional to 672,084.80, 1,006,960.80 and 567,108.80 is: 849,678.99
Step by Step Solution
- Step 1: Write the proportion equation
672,084.80 : 1,006,960.80 = 567,108.80 : x - Step 2: Convert to fraction form
672,084.80/1,006,960.80 = 567,108.80/x - Step 3: Cross multiply
672,084.80x = 1,006,960.80 × 567,108.80 - Step 4: Simplify right side
672,084.80x = 571,056,330,935.04 - Step 5: Solve for x
x = 571,056,330,935.04/672,084.80 - Step 6: Final answer
x = 849,678.99
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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.