Finding the Fourth Proportional to 454,923.98, 682,233.48 and 151,248.09
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Solution
The fourth proportional to 454,923.98, 682,233.48 and 151,248.09 is: 226,821.44
Step by Step Solution
- Step 1: Write the proportion equation
454,923.98 : 682,233.48 = 151,248.09 : x - Step 2: Convert to fraction form
454,923.98/682,233.48 = 151,248.09/x - Step 3: Cross multiply
454,923.98x = 682,233.48 × 151,248.09 - Step 4: Simplify right side
454,923.98x = 103,186,510,784.05 - Step 5: Solve for x
x = 103,186,510,784.05/454,923.98 - Step 6: Final answer
x = 226,821.44
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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.