Finding the Fourth Proportional to 454,555.96, 681,833.58 and 122,131.96
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Solution
The fourth proportional to 454,555.96, 681,833.58 and 122,131.96 is: 183,197.84
Step by Step Solution
- Step 1: Write the proportion equation
454,555.96 : 681,833.58 = 122,131.96 : x - Step 2: Convert to fraction form
454,555.96/681,833.58 = 122,131.96/x - Step 3: Cross multiply
454,555.96x = 681,833.58 × 122,131.96 - Step 4: Simplify right side
454,555.96x = 83,273,671,519.22 - Step 5: Solve for x
x = 83,273,671,519.22/454,555.96 - Step 6: Final answer
x = 183,197.84
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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.