Finding the Fourth Proportional to 587,054.18, 810,122.99 and 328,928.04
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Solution
The fourth proportional to 587,054.18, 810,122.99 and 328,928.04 is: 453,914.09
Step by Step Solution
- Step 1: Write the proportion equation
587,054.18 : 810,122.99 = 328,928.04 : x - Step 2: Convert to fraction form
587,054.18/810,122.99 = 328,928.04/x - Step 3: Cross multiply
587,054.18x = 810,122.99 × 328,928.04 - Step 4: Simplify right side
587,054.18x = 266,472,165,615.00 - Step 5: Solve for x
x = 266,472,165,615.00/587,054.18 - Step 6: Final answer
x = 453,914.09
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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.