Finding the Fourth Proportional to 431,951.18, 596,211.18 and 250,721.49
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Solution
The fourth proportional to 431,951.18, 596,211.18 and 250,721.49 is: 346,064.47
Step by Step Solution
- Step 1: Write the proportion equation
431,951.18 : 596,211.18 = 250,721.49 : x - Step 2: Convert to fraction form
431,951.18/596,211.18 = 250,721.49/x - Step 3: Cross multiply
431,951.18x = 596,211.18 × 250,721.49 - Step 4: Simplify right side
431,951.18x = 149,482,954,150.65 - Step 5: Solve for x
x = 149,482,954,150.65/431,951.18 - Step 6: Final answer
x = 346,064.47
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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.