Finding the Fourth Proportional to 887,064.44, 1,224,149.42 and 479,166.29
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Solution
The fourth proportional to 887,064.44, 1,224,149.42 and 479,166.29 is: 661,249.75
Step by Step Solution
- Step 1: Write the proportion equation
887,064.44 : 1,224,149.42 = 479,166.29 : x - Step 2: Convert to fraction form
887,064.44/1,224,149.42 = 479,166.29/x - Step 3: Cross multiply
887,064.44x = 1,224,149.42 × 479,166.29 - Step 4: Simplify right side
887,064.44x = 586,571,135,987.05 - Step 5: Solve for x
x = 586,571,135,987.05/887,064.44 - Step 6: Final answer
x = 661,249.75
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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.