Finding the Fourth Proportional to 652,553.70, 978,052.95 and 273,473.70
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Solution
The fourth proportional to 652,553.70, 978,052.95 and 273,473.70 is: 409,884.67
Step by Step Solution
- Step 1: Write the proportion equation
652,553.70 : 978,052.95 = 273,473.70 : x - Step 2: Convert to fraction form
652,553.70/978,052.95 = 273,473.70/x - Step 3: Cross multiply
652,553.70x = 978,052.95 × 273,473.70 - Step 4: Simplify right side
652,553.70x = 267,471,759,032.42 - Step 5: Solve for x
x = 267,471,759,032.42/652,553.70 - Step 6: Final answer
x = 409,884.67
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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.