Finding the Fourth Proportional to 361,648.08, 542,464.92 and 112,329.36
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Solution
The fourth proportional to 361,648.08, 542,464.92 and 112,329.36 is: 168,491.80
Step by Step Solution
- Step 1: Write the proportion equation
361,648.08 : 542,464.92 = 112,329.36 : x - Step 2: Convert to fraction form
361,648.08/542,464.92 = 112,329.36/x - Step 3: Cross multiply
361,648.08x = 542,464.92 × 112,329.36 - Step 4: Simplify right side
361,648.08x = 60,934,737,286.05 - Step 5: Solve for x
x = 60,934,737,286.05/361,648.08 - Step 6: Final answer
x = 168,491.80
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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.