Finding the Fourth Proportional to 907,480.01, 1,361,220.48 and 374,415.17
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Solution
The fourth proportional to 907,480.01, 1,361,220.48 and 374,415.17 is: 561,622.95
Step by Step Solution
- Step 1: Write the proportion equation
907,480.01 : 1,361,220.48 = 374,415.17 : x - Step 2: Convert to fraction form
907,480.01/1,361,220.48 = 374,415.17/x - Step 3: Cross multiply
907,480.01x = 1,361,220.48 × 374,415.17 - Step 4: Simplify right side
907,480.01x = 509,661,597,426.68 - Step 5: Solve for x
x = 509,661,597,426.68/907,480.01 - Step 6: Final answer
x = 561,622.95
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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.