Finding the Fourth Proportional to 624,538.75, 936,834.05 and 181,306.75
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Solution
The fourth proportional to 624,538.75, 936,834.05 and 181,306.75 is: 271,967.65
Step by Step Solution
- Step 1: Write the proportion equation
624,538.75 : 936,834.05 = 181,306.75 : x - Step 2: Convert to fraction form
624,538.75/936,834.05 = 181,306.75/x - Step 3: Cross multiply
624,538.75x = 936,834.05 × 181,306.75 - Step 4: Simplify right side
624,538.75x = 169,854,336,894.84 - Step 5: Solve for x
x = 169,854,336,894.84/624,538.75 - Step 6: Final answer
x = 271,967.65
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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.