Finding the Fourth Proportional to 314,795.34, 472,258.62 and 104,418.09
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Solution
The fourth proportional to 314,795.34, 472,258.62 and 104,418.09 is: 156,648.90
Step by Step Solution
- Step 1: Write the proportion equation
314,795.34 : 472,258.62 = 104,418.09 : x - Step 2: Convert to fraction form
314,795.34/472,258.62 = 104,418.09/x - Step 3: Cross multiply
314,795.34x = 472,258.62 × 104,418.09 - Step 4: Simplify right side
314,795.34x = 49,312,343,086.44 - Step 5: Solve for x
x = 49,312,343,086.44/314,795.34 - Step 6: Final answer
x = 156,648.90
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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.