Finding the Fourth Proportional to 641,202.98, 884,833.53 and 350,813.12
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Solution
The fourth proportional to 641,202.98, 884,833.53 and 350,813.12 is: 484,107.56
Step by Step Solution
- Step 1: Write the proportion equation
641,202.98 : 884,833.53 = 350,813.12 : x - Step 2: Convert to fraction form
641,202.98/884,833.53 = 350,813.12/x - Step 3: Cross multiply
641,202.98x = 884,833.53 × 350,813.12 - Step 4: Simplify right side
641,202.98x = 310,411,211,339.91 - Step 5: Solve for x
x = 310,411,211,339.91/641,202.98 - Step 6: Final answer
x = 484,107.56
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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.