Finding the Fourth Proportional to 540,183.53, 745,459.00 and 298,460.09
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Solution
The fourth proportional to 540,183.53, 745,459.00 and 298,460.09 is: 411,878.09
Step by Step Solution
- Step 1: Write the proportion equation
540,183.53 : 745,459.00 = 298,460.09 : x - Step 2: Convert to fraction form
540,183.53/745,459.00 = 298,460.09/x - Step 3: Cross multiply
540,183.53x = 745,459.00 × 298,460.09 - Step 4: Simplify right side
540,183.53x = 222,489,758,739.01 - Step 5: Solve for x
x = 222,489,758,739.01/540,183.53 - Step 6: Final answer
x = 411,878.09
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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.