Finding the Fourth Proportional to 789,326.92, 1,183,987.80 and 283,887.08
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Solution
The fourth proportional to 789,326.92, 1,183,987.80 and 283,887.08 is: 425,829.69
Step by Step Solution
- Step 1: Write the proportion equation
789,326.92 : 1,183,987.80 = 283,887.08 : x - Step 2: Convert to fraction form
789,326.92/1,183,987.80 = 283,887.08/x - Step 3: Cross multiply
789,326.92x = 1,183,987.80 × 283,887.08 - Step 4: Simplify right side
789,326.92x = 336,118,839,297.62 - Step 5: Solve for x
x = 336,118,839,297.62/789,326.92 - Step 6: Final answer
x = 425,829.69
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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.