Finding the Fourth Proportional to 905,552.58, 1,358,524.86 and 274,513.98
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Solution
The fourth proportional to 905,552.58, 1,358,524.86 and 274,513.98 is: 411,830.38
Step by Step Solution
- Step 1: Write the proportion equation
905,552.58 : 1,358,524.86 = 274,513.98 : x - Step 2: Convert to fraction form
905,552.58/1,358,524.86 = 274,513.98/x - Step 3: Cross multiply
905,552.58x = 1,358,524.86 × 274,513.98 - Step 4: Simplify right side
905,552.58x = 372,934,066,247.54 - Step 5: Solve for x
x = 372,934,066,247.54/905,552.58 - Step 6: Final answer
x = 411,830.38
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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.