Finding the Fourth Proportional to 402,770.76, 604,117.08 and 122,290.44
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Solution
The fourth proportional to 402,770.76, 604,117.08 and 122,290.44 is: 183,423.80
Step by Step Solution
- Step 1: Write the proportion equation
402,770.76 : 604,117.08 = 122,290.44 : x - Step 2: Convert to fraction form
402,770.76/604,117.08 = 122,290.44/x - Step 3: Cross multiply
402,770.76x = 604,117.08 × 122,290.44 - Step 4: Simplify right side
402,770.76x = 73,877,743,524.72 - Step 5: Solve for x
x = 73,877,743,524.72/402,770.76 - Step 6: Final answer
x = 183,423.80
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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.