Finding the Fourth Proportional to 992,602.97, 1,488,904.61 and 244,648.97
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Solution
The fourth proportional to 992,602.97, 1,488,904.61 and 244,648.97 is: 366,973.49
Step by Step Solution
- Step 1: Write the proportion equation
992,602.97 : 1,488,904.61 = 244,648.97 : x - Step 2: Convert to fraction form
992,602.97/1,488,904.61 = 244,648.97/x - Step 3: Cross multiply
992,602.97x = 1,488,904.61 × 244,648.97 - Step 4: Simplify right side
992,602.97x = 364,258,976,180.38 - Step 5: Solve for x
x = 364,258,976,180.38/992,602.97 - Step 6: Final answer
x = 366,973.49
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1.5x scale
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.