Finding the Fourth Proportional to 317,525.96, 438,226.26 and 183,389.96
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Solution
The fourth proportional to 317,525.96, 438,226.26 and 183,389.96 is: 253,101.50
Step by Step Solution
- Step 1: Write the proportion equation
317,525.96 : 438,226.26 = 183,389.96 : x - Step 2: Convert to fraction form
317,525.96/438,226.26 = 183,389.96/x - Step 3: Cross multiply
317,525.96x = 438,226.26 × 183,389.96 - Step 4: Simplify right side
317,525.96x = 80,366,296,292.35 - Step 5: Solve for x
x = 80,366,296,292.35/317,525.96 - Step 6: Final answer
x = 253,101.50
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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.