Finding the Fourth Proportional to 426,039.67, 587,936.64 and 235,058.68
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Solution
The fourth proportional to 426,039.67, 587,936.64 and 235,058.68 is: 324,382.02
Step by Step Solution
- Step 1: Write the proportion equation
426,039.67 : 587,936.64 = 235,058.68 : x - Step 2: Convert to fraction form
426,039.67/587,936.64 = 235,058.68/x - Step 3: Cross multiply
426,039.67x = 587,936.64 × 235,058.68 - Step 4: Simplify right side
426,039.67x = 138,199,610,522.04 - Step 5: Solve for x
x = 138,199,610,522.04/426,039.67 - Step 6: Final answer
x = 324,382.02
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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.