Finding the Fourth Proportional to 878,045.97, 1,317,295.63 and 270,820.63
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Solution
The fourth proportional to 878,045.97, 1,317,295.63 and 270,820.63 is: 406,300.86
Step by Step Solution
- Step 1: Write the proportion equation
878,045.97 : 1,317,295.63 = 270,820.63 : x - Step 2: Convert to fraction form
878,045.97/1,317,295.63 = 270,820.63/x - Step 3: Cross multiply
878,045.97x = 1,317,295.63 × 270,820.63 - Step 4: Simplify right side
878,045.97x = 356,750,832,412.85 - Step 5: Solve for x
x = 356,750,832,412.85/878,045.97 - Step 6: Final answer
x = 406,300.86
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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.