Finding the Fourth Proportional to 544,383.10, 816,740.64 and 278,330.44
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Solution
The fourth proportional to 544,383.10, 816,740.64 and 278,330.44 is: 417,580.53
Step by Step Solution
- Step 1: Write the proportion equation
544,383.10 : 816,740.64 = 278,330.44 : x - Step 2: Convert to fraction form
544,383.10/816,740.64 = 278,330.44/x - Step 3: Cross multiply
544,383.10x = 816,740.64 × 278,330.44 - Step 4: Simplify right side
544,383.10x = 227,323,781,697.08 - Step 5: Solve for x
x = 227,323,781,697.08/544,383.10 - Step 6: Final answer
x = 417,580.53
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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.