Finding the Fourth Proportional to 427,913.09, 590,538.52 and 236,926.49
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Solution
The fourth proportional to 427,913.09, 590,538.52 and 236,926.49 is: 326,968.76
Step by Step Solution
- Step 1: Write the proportion equation
427,913.09 : 590,538.52 = 236,926.49 : x - Step 2: Convert to fraction form
427,913.09/590,538.52 = 236,926.49/x - Step 3: Cross multiply
427,913.09x = 590,538.52 × 236,926.49 - Step 4: Simplify right side
427,913.09x = 139,914,214,764.15 - Step 5: Solve for x
x = 139,914,214,764.15/427,913.09 - Step 6: Final answer
x = 326,968.76
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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.