Finding the Fourth Proportional to 751,842.99, 1,127,705.45 and 212,077.39
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Solution
The fourth proportional to 751,842.99, 1,127,705.45 and 212,077.39 is: 318,099.43
Step by Step Solution
- Step 1: Write the proportion equation
751,842.99 : 1,127,705.45 = 212,077.39 : x - Step 2: Convert to fraction form
751,842.99/1,127,705.45 = 212,077.39/x - Step 3: Cross multiply
751,842.99x = 1,127,705.45 × 212,077.39 - Step 4: Simplify right side
751,842.99x = 239,160,828,524.78 - Step 5: Solve for x
x = 239,160,828,524.78/751,842.99 - Step 6: Final answer
x = 318,099.43
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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.