Finding the Fourth Proportional to 461,864.58, 691,518.69 and 236,739.66
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Solution
The fourth proportional to 461,864.58, 691,518.69 and 236,739.66 is: 354,454.33
Step by Step Solution
- Step 1: Write the proportion equation
461,864.58 : 691,518.69 = 236,739.66 : x - Step 2: Convert to fraction form
461,864.58/691,518.69 = 236,739.66/x - Step 3: Cross multiply
461,864.58x = 691,518.69 × 236,739.66 - Step 4: Simplify right side
461,864.58x = 163,709,899,554.25 - Step 5: Solve for x
x = 163,709,899,554.25/461,864.58 - Step 6: Final answer
x = 354,454.33
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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.