Finding the Fourth Proportional to 557,383.10, 769,507.36 and 366,950.07
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Solution
The fourth proportional to 557,383.10, 769,507.36 and 366,950.07 is: 506,600.90
Step by Step Solution
- Step 1: Write the proportion equation
557,383.10 : 769,507.36 = 366,950.07 : x - Step 2: Convert to fraction form
557,383.10/769,507.36 = 366,950.07/x - Step 3: Cross multiply
557,383.10x = 769,507.36 × 366,950.07 - Step 4: Simplify right side
557,383.10x = 282,370,778,700.14 - Step 5: Solve for x
x = 282,370,778,700.14/557,383.10 - Step 6: Final answer
x = 506,600.90
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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.