Finding the Fourth Proportional to 488,779.93, 674,543.25 and 273,988.99
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Solution
The fourth proportional to 488,779.93, 674,543.25 and 273,988.99 is: 378,119.91
Step by Step Solution
- Step 1: Write the proportion equation
488,779.93 : 674,543.25 = 273,988.99 : x - Step 2: Convert to fraction form
488,779.93/674,543.25 = 273,988.99/x - Step 3: Cross multiply
488,779.93x = 674,543.25 × 273,988.99 - Step 4: Simplify right side
488,779.93x = 184,817,419,036.16 - Step 5: Solve for x
x = 184,817,419,036.16/488,779.93 - Step 6: Final answer
x = 378,119.91
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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.