Finding the Fourth Proportional to 851,229.06, 1,274,590.98 and 513,818.70
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Solution
The fourth proportional to 851,229.06, 1,274,590.98 and 513,818.70 is: 769,368.33
Step by Step Solution
- Step 1: Write the proportion equation
851,229.06 : 1,274,590.98 = 513,818.70 : x - Step 2: Convert to fraction form
851,229.06/1,274,590.98 = 513,818.70/x - Step 3: Cross multiply
851,229.06x = 1,274,590.98 × 513,818.70 - Step 4: Simplify right side
851,229.06x = 654,908,680,375.33 - Step 5: Solve for x
x = 654,908,680,375.33/851,229.06 - Step 6: Final answer
x = 769,368.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.