Finding the Fourth Proportional to 544,753.12, 817,135.44 and 165,735.56
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Solution
The fourth proportional to 544,753.12, 817,135.44 and 165,735.56 is: 248,605.09
Step by Step Solution
- Step 1: Write the proportion equation
544,753.12 : 817,135.44 = 165,735.56 : x - Step 2: Convert to fraction form
544,753.12/817,135.44 = 165,735.56/x - Step 3: Cross multiply
544,753.12x = 817,135.44 × 165,735.56 - Step 4: Simplify right side
544,753.12x = 135,428,399,744.25 - Step 5: Solve for x
x = 135,428,399,744.25/544,753.12 - Step 6: Final answer
x = 248,605.09
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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.