Finding the Fourth Proportional to 322,457.11, 444,987.60 and 179,214.08
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Solution
The fourth proportional to 322,457.11, 444,987.60 and 179,214.08 is: 247,313.65
Step by Step Solution
- Step 1: Write the proportion equation
322,457.11 : 444,987.60 = 179,214.08 : x - Step 2: Convert to fraction form
322,457.11/444,987.60 = 179,214.08/x - Step 3: Cross multiply
322,457.11x = 444,987.60 × 179,214.08 - Step 4: Simplify right side
322,457.11x = 79,748,043,345.41 - Step 5: Solve for x
x = 79,748,043,345.41/322,457.11 - Step 6: Final answer
x = 247,313.65
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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.