Finding the Fourth Proportional to 263,002.84, 394,603.64 and 157,895.08
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Solution
The fourth proportional to 263,002.84, 394,603.64 and 157,895.08 is: 236,902.28
Step by Step Solution
- Step 1: Write the proportion equation
263,002.84 : 394,603.64 = 157,895.08 : x - Step 2: Convert to fraction form
263,002.84/394,603.64 = 157,895.08/x - Step 3: Cross multiply
263,002.84x = 394,603.64 × 157,895.08 - Step 4: Simplify right side
263,002.84x = 62,305,973,306.09 - Step 5: Solve for x
x = 62,305,973,306.09/263,002.84 - Step 6: Final answer
x = 236,902.28
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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.