Finding the Fourth Proportional to 731,499.68, 1,097,342.93 and 282,348.99
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Solution
The fourth proportional to 731,499.68, 1,097,342.93 and 282,348.99 is: 423,559.54
Step by Step Solution
- Step 1: Write the proportion equation
731,499.68 : 1,097,342.93 = 282,348.99 : x - Step 2: Convert to fraction form
731,499.68/1,097,342.93 = 282,348.99/x - Step 3: Cross multiply
731,499.68x = 1,097,342.93 × 282,348.99 - Step 4: Simplify right side
731,499.68x = 309,833,667,969.14 - Step 5: Solve for x
x = 309,833,667,969.14/731,499.68 - Step 6: Final answer
x = 423,559.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.