Finding the Fourth Proportional to 314,389.26, 471,657.68 and 104,027.18
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Solution
The fourth proportional to 314,389.26, 471,657.68 and 104,027.18 is: 156,065.19
Step by Step Solution
- Step 1: Write the proportion equation
314,389.26 : 471,657.68 = 104,027.18 : x - Step 2: Convert to fraction form
314,389.26/471,657.68 = 104,027.18/x - Step 3: Cross multiply
314,389.26x = 471,657.68 × 104,027.18 - Step 4: Simplify right side
314,389.26x = 49,065,218,375.74 - Step 5: Solve for x
x = 49,065,218,375.74/314,389.26 - Step 6: Final answer
x = 156,065.19
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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.