Finding the Fourth Proportional to 544,703.25, 751,690.50 and 306,239.25
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Solution
The fourth proportional to 544,703.25, 751,690.50 and 306,239.25 is: 422,610.17
Step by Step Solution
- Step 1: Write the proportion equation
544,703.25 : 751,690.50 = 306,239.25 : x - Step 2: Convert to fraction form
544,703.25/751,690.50 = 306,239.25/x - Step 3: Cross multiply
544,703.25x = 751,690.50 × 306,239.25 - Step 4: Simplify right side
544,703.25x = 230,197,134,952.13 - Step 5: Solve for x
x = 230,197,134,952.13/544,703.25 - Step 6: Final answer
x = 422,610.17
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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.