Finding the Fourth Proportional to 324,962.96, 487,394.04 and 125,376.80
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Solution
The fourth proportional to 324,962.96, 487,394.04 and 125,376.80 is: 188,045.75
Step by Step Solution
- Step 1: Write the proportion equation
324,962.96 : 487,394.04 = 125,376.80 : x - Step 2: Convert to fraction form
324,962.96/487,394.04 = 125,376.80/x - Step 3: Cross multiply
324,962.96x = 487,394.04 × 125,376.80 - Step 4: Simplify right side
324,962.96x = 61,107,905,074.27 - Step 5: Solve for x
x = 61,107,905,074.27/324,962.96 - Step 6: Final answer
x = 188,045.75
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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.