Finding the Fourth Proportional to 554,486.26, 765,309.63 and 350,407.30
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Solution
The fourth proportional to 554,486.26, 765,309.63 and 350,407.30 is: 483,637.02
Step by Step Solution
- Step 1: Write the proportion equation
554,486.26 : 765,309.63 = 350,407.30 : x - Step 2: Convert to fraction form
554,486.26/765,309.63 = 350,407.30/x - Step 3: Cross multiply
554,486.26x = 765,309.63 × 350,407.30 - Step 4: Simplify right side
554,486.26x = 268,170,081,112.30 - Step 5: Solve for x
x = 268,170,081,112.30/554,486.26 - Step 6: Final answer
x = 483,637.02
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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.