Finding the Fourth Proportional to 535,900.74, 739,523.88 and 303,322.70
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Solution
The fourth proportional to 535,900.74, 739,523.88 and 303,322.70 is: 418,574.49
Step by Step Solution
- Step 1: Write the proportion equation
535,900.74 : 739,523.88 = 303,322.70 : x - Step 2: Convert to fraction form
535,900.74/739,523.88 = 303,322.70/x - Step 3: Cross multiply
535,900.74x = 739,523.88 × 303,322.70 - Step 4: Simplify right side
535,900.74x = 224,314,379,996.08 - Step 5: Solve for x
x = 224,314,379,996.08/535,900.74 - Step 6: Final answer
x = 418,574.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.