Finding the Fourth Proportional to 673,637.22, 929,596.14 and 401,564.70
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Solution
The fourth proportional to 673,637.22, 929,596.14 and 401,564.70 is: 554,145.44
Step by Step Solution
- Step 1: Write the proportion equation
673,637.22 : 929,596.14 = 401,564.70 : x - Step 2: Convert to fraction form
673,637.22/929,596.14 = 401,564.70/x - Step 3: Cross multiply
673,637.22x = 929,596.14 × 401,564.70 - Step 4: Simplify right side
673,637.22x = 373,292,995,080.26 - Step 5: Solve for x
x = 373,292,995,080.26/673,637.22 - Step 6: Final answer
x = 554,145.44
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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.