Finding the Fourth Proportional to 413,702.62, 570,917.36 and 229,958.44
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Solution
The fourth proportional to 413,702.62, 570,917.36 and 229,958.44 is: 317,346.95
Step by Step Solution
- Step 1: Write the proportion equation
413,702.62 : 570,917.36 = 229,958.44 : x - Step 2: Convert to fraction form
413,702.62/570,917.36 = 229,958.44/x - Step 3: Cross multiply
413,702.62x = 570,917.36 × 229,958.44 - Step 4: Simplify right side
413,702.62x = 131,287,265,474.52 - Step 5: Solve for x
x = 131,287,265,474.52/413,702.62 - Step 6: Final answer
x = 317,346.95
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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.