Finding the Fourth Proportional to 706,090.11, 1,058,539.92 and 306,429.84
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Solution
The fourth proportional to 706,090.11, 1,058,539.92 and 306,429.84 is: 459,386.43
Step by Step Solution
- Step 1: Write the proportion equation
706,090.11 : 1,058,539.92 = 306,429.84 : x - Step 2: Convert to fraction form
706,090.11/1,058,539.92 = 306,429.84/x - Step 3: Cross multiply
706,090.11x = 1,058,539.92 × 306,429.84 - Step 4: Simplify right side
706,090.11x = 324,368,218,319.21 - Step 5: Solve for x
x = 324,368,218,319.21/706,090.11 - Step 6: Final answer
x = 459,386.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.