Finding the Fourth Proportional to 370,896.55, 511,837.38 and 201,130.63
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Solution
The fourth proportional to 370,896.55, 511,837.38 and 201,130.63 is: 277,560.35
Step by Step Solution
- Step 1: Write the proportion equation
370,896.55 : 511,837.38 = 201,130.63 : x - Step 2: Convert to fraction form
370,896.55/511,837.38 = 201,130.63/x - Step 3: Cross multiply
370,896.55x = 511,837.38 × 201,130.63 - Step 4: Simplify right side
370,896.55x = 102,946,174,696.95 - Step 5: Solve for x
x = 102,946,174,696.95/370,896.55 - Step 6: Final answer
x = 277,560.35
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1.5x scale
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.