Finding the Fourth Proportional to 895,106, 1,341,564.60 and 421,161.68
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Solution
The fourth proportional to 895,106, 1,341,564.60 and 421,161.68 is: 631,227.59
Step by Step Solution
- Step 1: Write the proportion equation
895,106 : 1,341,564.60 = 421,161.68 : x - Step 2: Convert to fraction form
895,106/1,341,564.60 = 421,161.68/x - Step 3: Cross multiply
895,106x = 1,341,564.60 × 421,161.68 - Step 4: Simplify right side
895,106x = 565,015,600,764.53 - Step 5: Solve for x
x = 565,015,600,764.53/895,106 - Step 6: Final answer
x = 631,227.59
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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.