Finding the Fourth Proportional to 297,285.99, 410,252.58 and 161,316.48
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Solution
The fourth proportional to 297,285.99, 410,252.58 and 161,316.48 is: 222,615.61
Step by Step Solution
- Step 1: Write the proportion equation
297,285.99 : 410,252.58 = 161,316.48 : x - Step 2: Convert to fraction form
297,285.99/410,252.58 = 161,316.48/x - Step 3: Cross multiply
297,285.99x = 410,252.58 × 161,316.48 - Step 4: Simplify right side
297,285.99x = 66,180,502,027.85 - Step 5: Solve for x
x = 66,180,502,027.85/297,285.99 - Step 6: Final answer
x = 222,615.61
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1.5x scale
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.