Finding the Fourth Proportional to 427,559.81, 590,044.79 and 236,590.97
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Solution
The fourth proportional to 427,559.81, 590,044.79 and 236,590.97 is: 326,502.32
Step by Step Solution
- Step 1: Write the proportion equation
427,559.81 : 590,044.79 = 236,590.97 : x - Step 2: Convert to fraction form
427,559.81/590,044.79 = 236,590.97/x - Step 3: Cross multiply
427,559.81x = 590,044.79 × 236,590.97 - Step 4: Simplify right side
427,559.81x = 139,599,268,026.59 - Step 5: Solve for x
x = 139,599,268,026.59/427,559.81 - Step 6: Final answer
x = 326,502.32
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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.