Finding the Fourth Proportional to 492,057.24, 738,319.14 and 292,771.32
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Solution
The fourth proportional to 492,057.24, 738,319.14 and 292,771.32 is: 439,295.78
Step by Step Solution
- Step 1: Write the proportion equation
492,057.24 : 738,319.14 = 292,771.32 : x - Step 2: Convert to fraction form
492,057.24/738,319.14 = 292,771.32/x - Step 3: Cross multiply
492,057.24x = 738,319.14 × 292,771.32 - Step 4: Simplify right side
492,057.24x = 216,158,669,199.07 - Step 5: Solve for x
x = 216,158,669,199.07/492,057.24 - Step 6: Final answer
x = 439,295.78
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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.