Finding the Fourth Proportional to 437,628.42, 655,306.74 and 374,851.26
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Solution
The fourth proportional to 437,628.42, 655,306.74 and 374,851.26 is: 561,303.94
Step by Step Solution
- Step 1: Write the proportion equation
437,628.42 : 655,306.74 = 374,851.26 : x - Step 2: Convert to fraction form
437,628.42/655,306.74 = 374,851.26/x - Step 3: Cross multiply
437,628.42x = 655,306.74 × 374,851.26 - Step 4: Simplify right side
437,628.42x = 245,642,557,175.49 - Step 5: Solve for x
x = 245,642,557,175.49/437,628.42 - Step 6: Final answer
x = 561,303.94
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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.