Finding the Fourth Proportional to 706,236.64, 974,625.42 and 383,968.44
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Solution
The fourth proportional to 706,236.64, 974,625.42 and 383,968.44 is: 529,886.70
Step by Step Solution
- Step 1: Write the proportion equation
706,236.64 : 974,625.42 = 383,968.44 : x - Step 2: Convert to fraction form
706,236.64/974,625.42 = 383,968.44/x - Step 3: Cross multiply
706,236.64x = 974,625.42 × 383,968.44 - Step 4: Simplify right side
706,236.64x = 374,225,402,101.75 - Step 5: Solve for x
x = 374,225,402,101.75/706,236.64 - Step 6: Final answer
x = 529,886.70
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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.