Finding the Fourth Proportional to 451,776.84, 623,452.41 and 250,572.84
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Solution
The fourth proportional to 451,776.84, 623,452.41 and 250,572.84 is: 345,790.72
Step by Step Solution
- Step 1: Write the proportion equation
451,776.84 : 623,452.41 = 250,572.84 : x - Step 2: Convert to fraction form
451,776.84/623,452.41 = 250,572.84/x - Step 3: Cross multiply
451,776.84x = 623,452.41 × 250,572.84 - Step 4: Simplify right side
451,776.84x = 156,220,240,978.54 - Step 5: Solve for x
x = 156,220,240,978.54/451,776.84 - Step 6: Final answer
x = 345,790.72
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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.