Finding the Fourth Proportional to 675,615.23, 932,257.10 and 403,625.53
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Solution
The fourth proportional to 675,615.23, 932,257.10 and 403,625.53 is: 556,948.32
Step by Step Solution
- Step 1: Write the proportion equation
675,615.23 : 932,257.10 = 403,625.53 : x - Step 2: Convert to fraction form
675,615.23/932,257.10 = 403,625.53/x - Step 3: Cross multiply
675,615.23x = 932,257.10 × 403,625.53 - Step 4: Simplify right side
675,615.23x = 376,282,765,987.76 - Step 5: Solve for x
x = 376,282,765,987.76/675,615.23 - Step 6: Final answer
x = 556,948.32
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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.