Finding the Fourth Proportional to 417,809.97, 576,580.12 and 245,735.19
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Solution
The fourth proportional to 417,809.97, 576,580.12 and 245,735.19 is: 339,115.95
Step by Step Solution
- Step 1: Write the proportion equation
417,809.97 : 576,580.12 = 245,735.19 : x - Step 2: Convert to fraction form
417,809.97/576,580.12 = 245,735.19/x - Step 3: Cross multiply
417,809.97x = 576,580.12 × 245,735.19 - Step 4: Simplify right side
417,809.97x = 141,686,027,727.98 - Step 5: Solve for x
x = 141,686,027,727.98/417,809.97 - Step 6: Final answer
x = 339,115.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.