Finding the Fourth Proportional to 539,748.06, 744,863.97 and 298,046.00
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Solution
The fourth proportional to 539,748.06, 744,863.97 and 298,046.00 is: 411,309.90
Step by Step Solution
- Step 1: Write the proportion equation
539,748.06 : 744,863.97 = 298,046.00 : x - Step 2: Convert to fraction form
539,748.06/744,863.97 = 298,046.00/x - Step 3: Cross multiply
539,748.06x = 744,863.97 × 298,046.00 - Step 4: Simplify right side
539,748.06x = 222,003,723,078.30 - Step 5: Solve for x
x = 222,003,723,078.30/539,748.06 - Step 6: Final answer
x = 411,309.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.