Finding the Fourth Proportional to 526,308.53, 726,305.24 and 284,590.53
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Solution
The fourth proportional to 526,308.53, 726,305.24 and 284,590.53 is: 392,734.65
Step by Step Solution
- Step 1: Write the proportion equation
526,308.53 : 726,305.24 = 284,590.53 : x - Step 2: Convert to fraction form
526,308.53/726,305.24 = 284,590.53/x - Step 3: Cross multiply
526,308.53x = 726,305.24 × 284,590.53 - Step 4: Simplify right side
526,308.53x = 206,699,593,904.85 - Step 5: Solve for x
x = 206,699,593,904.85/526,308.53 - Step 6: Final answer
x = 392,734.65
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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.