Finding the Fourth Proportional to 843,132.77, 1,163,550.93 and 461,159.54
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Solution
The fourth proportional to 843,132.77, 1,163,550.93 and 461,159.54 is: 636,415.32
Step by Step Solution
- Step 1: Write the proportion equation
843,132.77 : 1,163,550.93 = 461,159.54 : x - Step 2: Convert to fraction form
843,132.77/1,163,550.93 = 461,159.54/x - Step 3: Cross multiply
843,132.77x = 1,163,550.93 × 461,159.54 - Step 4: Simplify right side
843,132.77x = 536,582,611,645.37 - Step 5: Solve for x
x = 536,582,611,645.37/843,132.77 - Step 6: Final answer
x = 636,415.32
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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.