Finding the Fourth Proportional to 1,567,416.20, 2,351,153.46 and 445,514.36
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Solution
The fourth proportional to 1,567,416.20, 2,351,153.46 and 445,514.36 is: 668,279.82
Step by Step Solution
- Step 1: Write the proportion equation
1,567,416.20 : 2,351,153.46 = 445,514.36 : x - Step 2: Convert to fraction form
1,567,416.20/2,351,153.46 = 445,514.36/x - Step 3: Cross multiply
1,567,416.20x = 2,351,153.46 × 445,514.36 - Step 4: Simplify right side
1,567,416.20x = 1,047,472,617,237.92 - Step 5: Solve for x
x = 1,047,472,617,237.92/1,567,416.20 - Step 6: Final answer
x = 668,279.82
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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.