Finding the Fourth Proportional to 451,899.97, 623,633.44 and 247,950.84
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Solution
The fourth proportional to 451,899.97, 623,633.44 and 247,950.84 is: 342,178.46
Step by Step Solution
- Step 1: Write the proportion equation
451,899.97 : 623,633.44 = 247,950.84 : x - Step 2: Convert to fraction form
451,899.97/623,633.44 = 247,950.84/x - Step 3: Cross multiply
451,899.97x = 623,633.44 × 247,950.84 - Step 4: Simplify right side
451,899.97x = 154,630,435,300.09 - Step 5: Solve for x
x = 154,630,435,300.09/451,899.97 - Step 6: Final answer
x = 342,178.46
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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.