Finding the Fourth Proportional to 483,257.54, 666,968.18 and 347,740.09
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Solution
The fourth proportional to 483,257.54, 666,968.18 and 347,740.09 is: 479,933.68
Step by Step Solution
- Step 1: Write the proportion equation
483,257.54 : 666,968.18 = 347,740.09 : x - Step 2: Convert to fraction form
483,257.54/666,968.18 = 347,740.09/x - Step 3: Cross multiply
483,257.54x = 666,968.18 × 347,740.09 - Step 4: Simplify right side
483,257.54x = 231,931,571,534.22 - Step 5: Solve for x
x = 231,931,571,534.22/483,257.54 - Step 6: Final answer
x = 479,933.68
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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.