Finding the Fourth Proportional to 614,224.99, 847,631.29 and 342,286.91
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Solution
The fourth proportional to 614,224.99, 847,631.29 and 342,286.91 is: 472,356.38
Step by Step Solution
- Step 1: Write the proportion equation
614,224.99 : 847,631.29 = 342,286.91 : x - Step 2: Convert to fraction form
614,224.99/847,631.29 = 342,286.91/x - Step 3: Cross multiply
614,224.99x = 847,631.29 × 342,286.91 - Step 4: Simplify right side
614,224.99x = 290,133,093,158.16 - Step 5: Solve for x
x = 290,133,093,158.16/614,224.99 - Step 6: Final answer
x = 472,356.38
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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.