Finding the Fourth Proportional to 290,503.38, 435,657.07 and 110,546.08
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Solution
The fourth proportional to 290,503.38, 435,657.07 and 110,546.08 is: 165,781.83
Step by Step Solution
- Step 1: Write the proportion equation
290,503.38 : 435,657.07 = 110,546.08 : x - Step 2: Convert to fraction form
290,503.38/435,657.07 = 110,546.08/x - Step 3: Cross multiply
290,503.38x = 435,657.07 × 110,546.08 - Step 4: Simplify right side
290,503.38x = 48,160,181,312.79 - Step 5: Solve for x
x = 48,160,181,312.79/290,503.38 - Step 6: Final answer
x = 165,781.83
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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.