Finding the Fourth Proportional to 228,909.70, 343,364.55 and 62,697.70
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Solution
The fourth proportional to 228,909.70, 343,364.55 and 62,697.70 is: 94,046.55
Step by Step Solution
- Step 1: Write the proportion equation
228,909.70 : 343,364.55 = 62,697.70 : x - Step 2: Convert to fraction form
228,909.70/343,364.55 = 62,697.70/x - Step 3: Cross multiply
228,909.70x = 343,364.55 × 62,697.70 - Step 4: Simplify right side
228,909.70x = 21,528,167,546.54 - Step 5: Solve for x
x = 21,528,167,546.54/228,909.70 - Step 6: Final answer
x = 94,046.55
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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.