Finding the Fourth Proportional to 370,897.98, 511,842.42 and 201,132.12
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Solution
The fourth proportional to 370,897.98, 511,842.42 and 201,132.12 is: 277,564.07
Step by Step Solution
- Step 1: Write the proportion equation
370,897.98 : 511,842.42 = 201,132.12 : x - Step 2: Convert to fraction form
370,897.98/511,842.42 = 201,132.12/x - Step 3: Cross multiply
370,897.98x = 511,842.42 × 201,132.12 - Step 4: Simplify right side
370,897.98x = 102,947,951,040.53 - Step 5: Solve for x
x = 102,947,951,040.53/370,897.98 - Step 6: Final answer
x = 277,564.07
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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.