Finding the Fourth Proportional to 573,704.10, 858,806.55 and 336,341.70
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Solution
The fourth proportional to 573,704.10, 858,806.55 and 336,341.70 is: 503,486.82
Step by Step Solution
- Step 1: Write the proportion equation
573,704.10 : 858,806.55 = 336,341.70 : x - Step 2: Convert to fraction form
573,704.10/858,806.55 = 336,341.70/x - Step 3: Cross multiply
573,704.10x = 858,806.55 × 336,341.70 - Step 4: Simplify right side
573,704.10x = 288,852,454,998.14 - Step 5: Solve for x
x = 288,852,454,998.14/573,704.10 - Step 6: Final answer
x = 503,486.82
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1.5x scale
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.