Finding the Fourth Proportional to 297,729.54, 446,617.71 and 84,494.07
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Solution
The fourth proportional to 297,729.54, 446,617.71 and 84,494.07 is: 126,747.75
Step by Step Solution
- Step 1: Write the proportion equation
297,729.54 : 446,617.71 = 84,494.07 : x - Step 2: Convert to fraction form
297,729.54/446,617.71 = 84,494.07/x - Step 3: Cross multiply
297,729.54x = 446,617.71 × 84,494.07 - Step 4: Simplify right side
297,729.54x = 37,736,548,051.98 - Step 5: Solve for x
x = 37,736,548,051.98/297,729.54 - Step 6: Final answer
x = 126,747.75
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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.