Finding the Fourth Proportional to 314,161.26, 471,246.76 and 298,210.74
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Solution
The fourth proportional to 314,161.26, 471,246.76 and 298,210.74 is: 447,320.73
Step by Step Solution
- Step 1: Write the proportion equation
314,161.26 : 471,246.76 = 298,210.74 : x - Step 2: Convert to fraction form
314,161.26/471,246.76 = 298,210.74/x - Step 3: Cross multiply
314,161.26x = 471,246.76 × 298,210.74 - Step 4: Simplify right side
314,161.26x = 140,530,845,022.20 - Step 5: Solve for x
x = 140,530,845,022.20/314,161.26 - Step 6: Final answer
x = 447,320.73
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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.