Finding the Fourth Proportional to 292,230.70, 438,346.05 and 134,766.70
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Solution
The fourth proportional to 292,230.70, 438,346.05 and 134,766.70 is: 202,150.05
Step by Step Solution
- Step 1: Write the proportion equation
292,230.70 : 438,346.05 = 134,766.70 : x - Step 2: Convert to fraction form
292,230.70/438,346.05 = 134,766.70/x - Step 3: Cross multiply
292,230.70x = 438,346.05 × 134,766.70 - Step 4: Simplify right side
292,230.70x = 59,074,450,616.54 - Step 5: Solve for x
x = 59,074,450,616.54/292,230.70 - Step 6: Final answer
x = 202,150.05
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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.