Finding the Fourth Proportional to 415,956.70, 624,193.35 and 266,304.39
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Solution
The fourth proportional to 415,956.70, 624,193.35 and 266,304.39 is: 399,621.95
Step by Step Solution
- Step 1: Write the proportion equation
415,956.70 : 624,193.35 = 266,304.39 : x - Step 2: Convert to fraction form
415,956.70/624,193.35 = 266,304.39/x - Step 3: Cross multiply
415,956.70x = 624,193.35 × 266,304.39 - Step 4: Simplify right side
415,956.70x = 166,225,429,313.81 - Step 5: Solve for x
x = 166,225,429,313.81/415,956.70 - Step 6: Final answer
x = 399,621.95
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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.