Finding the Fourth Proportional to 886,113.09, 1,222,820.42 and 504,131.67
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Solution
The fourth proportional to 886,113.09, 1,222,820.42 and 504,131.67 is: 695,692.80
Step by Step Solution
- Step 1: Write the proportion equation
886,113.09 : 1,222,820.42 = 504,131.67 : x - Step 2: Convert to fraction form
886,113.09/1,222,820.42 = 504,131.67/x - Step 3: Cross multiply
886,113.09x = 1,222,820.42 × 504,131.67 - Step 4: Simplify right side
886,113.09x = 616,462,497,924.04 - Step 5: Solve for x
x = 616,462,497,924.04/886,113.09 - Step 6: Final answer
x = 695,692.80
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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.