Finding the Fourth Proportional to 481,486.17, 664,449.84 and 277,535.74
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Solution
The fourth proportional to 481,486.17, 664,449.84 and 277,535.74 is: 382,998.70
Step by Step Solution
- Step 1: Write the proportion equation
481,486.17 : 664,449.84 = 277,535.74 : x - Step 2: Convert to fraction form
481,486.17/664,449.84 = 277,535.74/x - Step 3: Cross multiply
481,486.17x = 664,449.84 × 277,535.74 - Step 4: Simplify right side
481,486.17x = 184,408,578,037.28 - Step 5: Solve for x
x = 184,408,578,037.28/481,486.17 - Step 6: Final answer
x = 382,998.70
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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.