Finding the Fourth Proportional to 674,435.16, 930,313.35 and 444,910.93
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Solution
The fourth proportional to 674,435.16, 930,313.35 and 444,910.93 is: 613,708.48
Step by Step Solution
- Step 1: Write the proportion equation
674,435.16 : 930,313.35 = 444,910.93 : x - Step 2: Convert to fraction form
674,435.16/930,313.35 = 444,910.93/x - Step 3: Cross multiply
674,435.16x = 930,313.35 × 444,910.93 - Step 4: Simplify right side
674,435.16x = 413,906,575,414.13 - Step 5: Solve for x
x = 413,906,575,414.13/674,435.16 - Step 6: Final answer
x = 613,708.48
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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.